After getting a match from an unknown relative from a DNA network, Sean Reagan does some detective work to figure out who this mystery person might be. Frank gets a personal request from a woman to transfer her son to a safer assignment. Danny seeks to uncover the truth behind the murder of a key witness in one of Erin's cases. Eddie begins to think about having a child after she and Jamie discover a newborn left outside their precinct.

It's all hands on deck for the Reagan family, as they race to stop deadly mayhem in the city when the gangs of New York unite to demand amnesty and the release of their imprisoned members and those awaiting trial.

In his attempt to expose the Blue Templar, Frank chooses to bypass Internal Affairs after a drug bust indicates dirty cops are involved.

As Jamie and Eddie's wedding day approaches, Frank worries about the toast he'll deliver at their rehearsal dinner. Erin interviews a witness whose story leads her to doubt Eddie's honesty. Danny and Baez unravel the complicated love life of a young homicide victim.

The Reagans band together to prevent Joe from being killed in the line of duty like his father when they fear that his cover has been blown within the gun-running outfit he’s helping the ATF bring down.

When a series of drive-by murders occur after six wrongly convicted men are released from prison, Danny and Baez wonder if they were orchestrated by these men as an act of revenge. Jamie and Eddie find themselves in a life-threatening situation.

Danny causes waves in the department when he investigates a closed case, the suicide of a firefighter, at the insistence of the man’s 12-year-old son. Meanwhile, Jamie saves a baby from a burning building but worries it will jeopardize his undercover work when he is billed a hero in the press.

Danny blames himself when a young woman commits suicide because he had made a promise to her in the wake of her parents' deaths. Meanwhile, violence involving a gang at a housing project erupts and affects the Reagans.

Shockwaves ripple through the Reagan family when Danny discovers that their newest family member Joe is working undercover for the ATF to bring down a gun-running organization.

When a former U.S. Marine and war hero-turned-homeless man is found murdered, Danny, a former Marine himself, feels a personal connection and is determined to find the killer. Meanwhile, erroneous information about Frank running for mayor is leaked to the press.

Frank must race to stop a biological weapon attack on New York City, while keeping it a secret from his family during their most sentimental holiday, Mother’s Day. Meanwhile, a long-standing conflict between Danny and Jamie comes to a head.

Just before Danny is to give witness testimony at a Peruvian drug lord's murder trial, Linda is kidnapped. This drug lord has a history of intimidating witnesses.

Danny and Jackie are assigned to protect a key witness in a Russian mob trial, but when an attempt is made on her life, they realize there is a leak on the task force. Meanwhile, Erin is offered a job as deputy mayor, which would have her working directly with her father.

Danny becomes the lead hostage negotiator when an informant in a large drug case holds Erin at gunpoint inside the courtroom.

When Danny intercepts a shipment of several million dollars that was heading to a drug cartel in Mexico, he becomes a target when they come back for revenge. Jamie works independently to track down a serial killer who preys on the elderly.

Danny takes on a personal case involving a drug cartel member who Danny believes is responsible for torching his house. Erin is given a promotion in the DA's office but finds herself in a challenging situation when both Danny and Jamie ask her for help with their investigations. Frank and Jaime have a disagreement when Jamie refuses to stop riding with Eddie.

Business becomes personal for Frank and his team when Baker is assaulted on the street, as well as for Erin, when she asks her ex-husband to represent a defendant she’s prosecuting. Eddie wonders if she’s being too stubborn after she publicly undermines one of Jamie’s decisions at work. Danny and Baez investigate the attempted murder of a couple with big secrets.

Danny and Baez work with Texas Ranger Waylon Gates when they are put on a case to find the Lone Star Killer. After Eddie's partner mistakenly shoots an undercover cop, Internal Affairs accuses Jamie of not supervising properly.

When the son of Frank's most outspoken critic is murdered, Frank and the boy's father must put aside their differences to seek justice.

Danny’s car matches an NYPD description of a car involved in a drug deal and he is taken into custody when a bag of cocaine is found in his trunk.

As the Reagans rally together to take down the leader of the gang responsible for the murder of someone close to them, Danny looks to the gang leader’s girlfriend to lead them to him. Meanwhile, Frank is left reeling from a second loss.

A dangerous criminal from Danny's past comes back to seek revenge and kidnaps Jackie. Meanwhile, Jamie meets his new partner, while a young officer is shaken after he accidentally shoots an innocent man.

A woman's abusive boyfriend targets Jamie after he intercedes in a domestic dispute. The press gets hold of an illegal tape capturing Henry's insensitive comments, and Frank must deal with the ensuing scandal.

After someone breaks into Luis Delgado’s home and kills his wife, Luis and Danny team up to take down the vicious murderer who may also be responsible for Linda’s death. Frank finally meets Eddie’s mother. Jamie and Erin are at odds after Jamie seeks her help charging a man who confessed to him while under the influence.

Jamie and Joe search for an undocumented teenage girl who has been sex-trafficked. A woman in witness protection is murdered. Frank calls out the District Attorney's office for instituting a new rule that classifies armed robbery as a misdemeanor.

A video surfaces of cops being harassed by a group of people at a housing complex, which leads Frank to order a raid to round up anyone with an outstanding warrant, against Garrett’s advice. Danny is approached by a woman he put in jail who asks for his help keeping her brother out of trouble. Nicky’s new boyfriend has ulterior motives.

While investigating a case involving a woman who shot her husband while she was drunk, Danny's instincts tell him there is more to the story. Anthony ignores Erin's orders to drop an assault case. Frank holds an emergency drill for his inner circle. Jamie and Eddie navigate their changing work-life dynamic

Eddie and Jamie deal with a domestic violence case associated with an investigation lead by Danny and Baez. Frank and his friend go on a mission to avail themselves to an unfiltered look at the city. Erin is presented with a surprising offer.

Frank causes family tension when he assigns Jamie to guard Danny after a hit is put out on him. Frank tries to stop his grandson from seeking revenge after he’s attacked. Eddie gets a hostile new partner.

A widow blames Frank for her husband's recent suicide. Eddie has a gut feeling about a murder. A desperate Luis Delgado wants protection for his sons.

Jaime goes undercover with a deadly human trafficking ring. Danny and Baez investigate a homicide connected to Danny's old partner. Frank grapples with whether to publicly support Mayor Chase on a policy decision and Eddie is determined to teach a young shoplifter a lesson.

Things get personal for Danny when the drug cartel hit man responsible for torching his house resurfaces. An attack on an officer in the line of duty directly impacts a member of Frank's team. Eddie reluctantly introduces Jamie to her mother.

Danny and Baez race to find a missing girl who will die within 72 hours without her heart medication. Jamie and Eddie are on the wrong side of an investigation after engaging in a car chase. Frank, Garrett and Gormley investigate the rise in the settlement of lawsuits against cops. Sean wins an essay contest and receives a medal from former New York City Mayor David Dinkins.

When New York City experiences a major blackout, police officers scramble to contain the resulting chaos. Frank uncovers some unpleasant truths about his department. Jamie and Eddie question the line between work and their relationship.

While off duty, Danny witnesses a gas station robbery in progress and is forced to use his weapon, leaving him shaken and his family and co-workers concerned. Eddie apprehends a turnstile jumper who pleads for leniency by offering information on a missing weapon that's vital to one of Erin's cases. Frank learns that a top officer in his department has a dark past.

One of the Reagans is shot by a gang member, and Danny pursues a suspect while trying to keep his emotions in check. To add to the complications, Danny has to find an inventive way to bring in witnesses.

Danny and Baez investigate a murder attempt against a celebrated fertility doctor with a seemingly pristine reputation. Eddie must intervene in a Reagan family matter involving Danny's boys. Erin helps Anthony find justice after a date goes wrong.

Erin is stalked by a man who was recently released from prison. Jamie works to save his badge when he is caught driving under the influence after he is unknowingly given drugs at a party. Frank navigates multiple family issues.

Erin is conflicted by the weight of her authority in the sentencing of a man who is guilty of vehicular homicide. Danny and Baez pursue a rideshare rapist. Jamie and Eddie team up to aid a fellow officer when his partner is shot on the job.

Erin has to re-open a 18yr-old rape case in which Frank was the arresting officer. Danny and Jackie have to deal with the murder of three teenagers for which there appears to be no motive.

The life of a Reagan is put in danger when three dangerous criminals are released from prison.

Frank is put in danger when his dinner companion, mob lawyer Angelo Gallo, is shot. Danny is a juror in a murder trial.

Jackie goes undercover as an escort when she and Danny track down a serial killer who is murdering prostitutes in hotel rooms. Meanwhile, Erin meets a potential suitor at an art gallery who shares her interests.

When a famous movie star who shadowed Danny for research on his next role is stabbed, Danny goes to his aid but must keep the crime on the down-low due to the celebrity's status.

Danny and Jamie combine forces to convict a notorious drug lord, as Erin nervously awaits the Governor's selection for the new District Attorney. Frank and his grandson Joe face a difficult decision as they navigate their new and complicated family ties.

Danny consults a psychic to solve the murder of a young boy. Frank is at odds with the mayor over how best to protect the city from an uptick in crime following a high-profile shooting. Erin investigates a decades-old case.

Frank deals with a political crisis after Jamie and Renzulli are injured by a church security team that refuses to let them enter a religious center in response to a 911 call.

Gormley looks to Danny and Baez for help tracking down a former NYPD detective he believes may be a threat to Frank's safety. Erin navigates office politics when she chooses to reopen a closed case. Jamie is transferred to a new precinct with a lot of problems. Frank and Baker team up to investigate a complaint about an SVU detective.

When a man’s family is robbed and beaten in front of him, and the assailant is shot and killed, the Reagan’s debate about how far they would go to protect their family. Meanwhile, when a college student is arrested at a rally, Frank wrestles with her sentence due to her identity.

Frank is put in a difficult position when Danny is charged with using excessive force. Jamie meets a female doctor, and it makes Eddie uneasy.

Baez confides in Danny and asks for his help in proving her innocence after she finds a corpse in her front yard. Erin struggles to find a peaceful solution when she receives harsh case notes from her boss. Jamie and Eddie butt heads over the handling of a young cop’s punishment. Frank makes his whole team attend therapy after Gormley exhibits troubling behavior.

Danny reunites with a troublesome teenager from a past case when the youth finds herself in danger. Frank faces a difficult personnel decision close to home. Jamie grows suspicious when Henry is asked to be interviewed for an investigative web series. Erin and Anthony investigate when Erin is the alleged target of a shooting.

When Erin's informant is murdered, she blames herself and works to help Danny discover who killed him.

Danny and Baez grapple with a homicide investigation brought to their attention by Maggie, the medium who previously helped them solve a case. Frank looks for a way to help his ex-partner Lenny Ross when Lenny's daughter gets arrested.

After Emily Harrison tells Danny and Baez she's concerned her abusive ex-boyfriend will repeat his behavior with his new girlfriend, she becomes the prime suspect when he's murdered. Eddie gets jealous when Jamie lets a young woman crash at his apartment. Frank must decide how to discipline a sergeant after he fails to intercede during an armed robbery while off duty.

Eddie and her partner are heralded for their bravery after stopping an active shooter — until a civilian comes forward to accuse them of faking the incident as part of a government conspiracy.

Jamie's conduct is questioned when a suspect he was pursuing is fatally injured. Baez goes undercover to investigate a drug dealer — the fiancé of Danny's ex-girlfriend.

After a woman voices her outrage regarding the NYPD’s inability to find her son’s murderer, Danny reexamines the case. Eddie is shot while on duty. Erin and her ex-husband face off in court — again. Frank contends with an angry police force when Mayor Dutton fails to defend them at a press conference.

Three men attempt to rob a bank and Danny discovers that one of the robbers is a former cop. Jamie starts working with Luisa Sosa, his new partner.

A teen girl dies after she is seemingly pushed in front of a subway car by a homeless man. Frank is irritated because he has to meet the new inspector general (Bebe Neuwirth).

It’s Reagan versus Reagan when Danny goes against Jamie’s direct order during a hostage negotiation. Nicky asks Erin for help when her friend is in jeopardy of losing his scholarship because of a crime he didn’t commit. Frank helps a distraught officer who accidentally shot an innocent girl.

Erin and Frank clash over new legislation from the district attorney's office that undermines Frank's policies. Erin is at odds with Governor Mendez over questionable sex-trafficking laws. Danny risks his badge to protect a friend from losing his.

When Frank’s close friend, a high-profile reporter, is almost assaulted while in town investigating a story, Danny and Jackie attempt to track down her would-be attacker. Meanwhile, Jamie’s undercover case comes to a head.

When diplomatic immunity complicates a child abuse case for Danny and Baez, Frank intervenes, despite not having jurisdiction on the case. A robbery occurs while Eddie and Jamie are on a double date with Eddie's boyfriend and his sister, and they are forced to step in.

Frank grapples with the personal loss of his best friend and how best to help his daughter when she lands in jail. Jaime and his nephew race against the clock to reunite a trafficking victim with her sister. Danny and Erin clash when she goes behind his back.

Danny is put in a difficult position when a gun linked to a robbery is brought in to the NYPD’s gun buyback program. He must decide to either arrest the suspect or follow the no-questions-asked rule.

A medium approaches Danny and Baez claiming to know what happened to a woman who was found dead of an apparent suicide. Jamie and Eddie help a woman who bought cheap insulin online that nearly killed her son. Frank goes against the wishes of the archbishop to take down a man he believes is laundering money from a charity. Erin’s ex-husband asks her for help with a case.

Jamie stands up for an officer who is harassed for testifying against her partner. Erin learns her lover may be her boss at the DA's office. Danny asks Erin to file murder charges against a man who shot a 15-year-old girl who ended up dying 8 years later.

On the way home with his family, Danny hits a man with his car who is fleeing from a gunman, and his family gets caught in the crossfire when Danny fires his weapon at the gunman. Frank deals with 9/11 guilt from impending loss of a friend with whom he worked at Ground Zero.

Danny uncovers shocking information while investigating a case against orders.

When two motorists driving gas-guzzling cars die at the hands of a sniper, Danny and Kate are put on the case of what the city believes is the work of a radical environmental serial killer. Meanwhile, a bicycle accident sends Danny’s son Sean to the hospital with a life-threatening injury.

Jamie refuses to explain why he contests the arrest report of a fellow officer who was assaulted in the field.

Henry's heart attack on Thanksgiving eve leaves the family contemplating a future without him. While Danny and Jackie look into a suicide that may not be what it seems, Frank and the mayor disagree about a threat to the city.

As Erin prosecutes a woman accused of killing her husband, the defendant's attorney is murdered and Danny is assigned to the investigation. When Danny is put on the stand to be questioned, things get heated between the brother and sister.

When Danny finds a disoriented man in a park covered in his girlfriend’s blood, he finds it hard to believe that the man has no recollection of the night’s events until they find a strong narcotic in his bloodstream. Meanwhile, Jamie gets into trouble when he helps an off-duty officer cover up his intoxication after he apprehended an armed robber.

Frank and Erin are at odds when Frank learns the DA’s office keeps a list of “unreliable” cops. Danny and Baez recruit retired mobster Vincent Rella to assist in an investigation. Jamie participates in a decoy operation to take down a predator posing as a ride-share driver.

Frank enlists the help of an old friend to investigate a cyber-attack on the NYPD that forces Danny and Baez to release an evasive suspect. Baez questions her place within the NYPD. Eddie is torn over a workplace dilemma. Jamie wrestles with a family secret.

Jamie and Frank oppose each other's viewpoints over the public's treatment of cops after rowdy teens pour water on two rookies. Danny and Baez investigate a man who preys on the elderly. Erin is forced to admit her wrongdoings.

Jamie is under investigation after his police vest is found on a perp. Frank debates whether to aid and protect an old friend whose home was invaded. Danny and Baez investigate the suspicious circumstances surrounding the death of a hotel employee believed to be a suicide. Erin asks Anthony to make a deal with a man who knows secrets about the current DA.

Jamie faces backlash from fellow officers when he partners with Erin and Anthony to investigate an underground bar the NYPD and FDNY use to hide their criminal indiscretions. Eddie's partner considers leaving the force.

Danny accompanies a dangerous ex-mobster who is helping him find bodies on cold cases in exchange for leniency for his son on grand theft auto. Meanwhile, Jamie works undercover in a boiler room operation, looking for a secret about the Sanfino family.

Danny and Jackie investigate a murder scene at a diner, where a witness claims a uniformed officer fled the scene after shots were fired.

While Henry works as an investigative consultant for child services, he and Danny butt heads over a case involving a man who is volatile toward his wife. Frank is caught in the middle of an ongoing battle between the NYPD and the FDNY. Erin ponders a life-changing opportunity presented to her by Mayor Peter Chase. Jamie is suspicious about an investigation targeting Eddie's partner.

Danny and Jackie investigate the suspicious murder of a high rolling investor, who had injuries from a fight, but no marks on his hands. Meanwhile, Frank puts Jamie under house arrest, when the Sanfino family put out a hit on "Jimmy Reardon."

After Danny witnesses a drive-by shooting, he butts head with the detective assigned to the case. A childhood friend of Jamie's is convinced that she has single-handedly solved a cold case murder.

Erin tries not to feel overpowered as her new boss shadows her at work just as she's trying to get a nervous eye-witness to reveal the identity of who shot her boyfriend. The serial killer who previously held Danny and Baez hostage resurfaces, and when Jaime arrests an intrusive reporter who appears at a series of store lootings, it leads to a standoff between Frank and the Attorney General.

When Danny resorts to asking his incarcerated archenemy Victor Lugo for help locating a dangerous criminal who escaped from prison, Lugo refuses to assist unless he’s allowed to accompany them on the pursuit. Frank subtly tries to convince Jamie to take the sergeant’s test. Erin’s plan to go on a date with her ex-husband causes friction between her and Anthony.

When Danny and Baez suspect a little girl might be the victim of a kidnapping, the girl’s mother denies it, but her story doesn’t add up. Meanwhile, Frank pays a visit to a priest, a counselor to the NYPD, who was arrested on a DUI charge.

A celebrity chef from reality TV is murdered and a suspect readily confesses to the crime, but Danny and Baez think there is more to the case. Jamie and Jenko investigate a bizarre assault. A senator uses his friendship with Frank to ask for a favor regarding a DUI charge.

Danny and Baez look into the murder of a lower income resident living in a luxury building where a percentage of units are available for lower income housing. Frank takes issue with a detective friend of Gormley’s who takes advantage of his position with legal loopholes.

When Jamie is caught on camera committing what could be construed as police brutality at a demonstration, Frank is forced to turn the case over to Internal Affairs. Danny and Baez investigate a rape case involving a civil rights attorney who claims the charges were drummed up in retaliation for the investigation into Jaime.

Frank pushes to find evidence against a suspected cop killer who shot one of Henry’s fellow officers years ago. Danny and Baez investigate a string of murders involving adult film stars.

Baez is held hostage in an interrogation room by a distressed man who wants to see his daughter. Garrett's son gets in trouble with the law, so Garrett turns to Frank for help, creating an ethical dilemma for the police commissioner.

A respected, recently retired NYPD lieutenant is accused of shooting potential muggers on the subway. Baez and Danny try to arrest a drug dealer responsible for a murder Baez witnessed as a child.

When Frank’s first partner announces plans to publish a book filled with stories of their early days on the force, Frank worries about his personal stories being made public. When Jamie and Eddie catch a call about a nearby officer needing assistance, the choices they each make will affect their future in the department and their relationship.

Jamie gets Danny involved when he finds a homeless teen who claims his aunt was killed by her boyfriend. Erin is angered when McCoy replaces her as the prosecutor on a case involving a corrections officer.

Danny and Baez investigate when a homeowner shoots an intruder, only to find out that the intruder was a hit man. A young attorney attempts to bring justice to his mother who Erin put away on a murder charge 12 years ago.

Linda needs Danny and Baez's help after a co-worker has difficulties with an angry ex. Erin's former mentor has been giving out unfair sentences following the death of his wife.

Frank goes toe to toe with an investigative journalist who refuses to give up her source, despite the source admitting to committing murder. Danny is paired with a troubled teenager as part of an NYPD program aimed at influencing youths to make better decisions.

While hunting for a robbery crew on a wild crime spree, Danny and Baez partner with Detective Jimmy Mosley from another precinct who broke Baez’s heart years ago. When an officer who was acquitted on charges of killing a young boy is up for a promotion, Frank grapples with the decision of moving him up the ladder and risking public outrage.

Frank and Danny work together to help Nick Constantine, a rehabilitated ex-con who Frank put away years ago, when Constantine becomes involved in the murder of an old enemy. As Erin prepares for a murder trial, she learns the prosecutor who previously handled the case is withholding the location of the alleged killer so she can interview him on her popular podcast.

Danny is interrogated by the District Attorney’s investigator when his ex-partner is accused of planting evidence in order to wrap up a homicide case. When radical anti-government activists threaten to publicly burn an American flag, Frank grapples with the limits of free speech.

When a student is shot by a rival gang member in his high school courtyard, Danny and Baez try to get a grasp on the situation to prevent a reoccurrence, but the principal recklessly takes matters into his own hands. Erin tries to help a friend who is mixed up in an illegal gambling ring. Governor Mendez tries to frame Frank after one of his top legislative aides is shot by an NYPD officer.

Danny and Baez team up with two Russian operatives to search for a dangerous Russian man who entered the U.S. on a diplomatic visa. Frank gets involved in a sensitive case involving Archbishop Kearns.

Erin finds it hard to deal with guilt after a man she set free is suspected of killing a policeman. Frank and Mayor Poole clash over Frank's reappointment as commissioner.

When a journalist disappears while working on an exposé about an innocent man serving time for murder, Danny and Baez hope that reexamining the original case will help find her. Frank reluctantly speaks out against an initiative led by Erin's office to consider drug abuse as a disease first, and a crime second.

When Danny and his family are threatened by a serial killer Danny has not been able to apprehend, Linda’s concern intensifies over her husband’s job as well as the state of their marriage. Jamie challenges his superior officer during a hostage situation.

When newspaper reporter Lorenzo Colt is targeted while wearing NYPD gear on a ride-along with Jamie and Eddie, Frank puts Danny and Baez on the hunt for the shooter, who may be out for other members on the force. Garrett contemplates taking another job.

Danny and Baez investigate the death of a rising MMA fighter. Eddie and Jamie race to find Badillo, whose job is on the line after he's caught smoking weed.

A good Samaritan with a police record takes action against a terrorizing subway criminal, forcing the Reagans to weigh the rights and wrongs of vigilantism.

Danny tries to find the source of a deadly narcotic after three teenagers die from an overdose.

Erin is designated to lead a federal investigation into corrupt horse racing. Jamie investigates a drug trafficking operation involving rival gangs. Danny and Baez look into a series of assaults in Little Vietnam with the help of a familiar face.

Danny joins the hunt for two escaped convicts after hearing one of them is someone he helped to wrongfully imprison. Gormley criticizes a plan from an NYPD sergeant who Gormley thinks is having an affair with his wife.

When a local mobster is gunned down in his car, Danny and Baez try to get information from the mob’s low-level errand boy they find tied up in the trunk before the gang retaliates. An NYPD officer asks for a new shield number to honor her late father, but Frank is conflicted because it’s the same number as his deceased son's.

When a homicide case ends in a hung jury, Erin is forced to take over the case and find a missing witness. Jamie and Eddie go undercover as an elderly couple to catch a gang that is terrorizing a neighborhood.

Erin and Anthony try to prevent the deportation of a prominent community activist who isn't a citizen. Frank must decide if the NYPD will participate in the U.S. Marshals' high-profile raid of a local gang.

Danny and Baez investigate a homicide involving voodoo with the help of Baez's old partner. Eddie and a fellow officer team up with Captain McNichols when they suspect a prestigious school is employing discriminatory admission practices.

An NYPD whistle-blower claims there's been abuse of power within the organization, so Frank must investigate whether this is true. Danny and Baez are suspicious of a car accident involving a pedestrian and think it may have been intentional.

Eddie goes on her first undercover operation to investigate a kidnapping ring targeting young women via fake youth hostel websites. Frank helps a woman he knows from early in his career meet the inmate who killed her family.

Tom Selleck stars as Frank Reagan, the New York City Police Commissioner. Frank's eldest son Danny is a seasoned detective, family man, and Iraqi War vet who on occasion uses dubious tactics to solve cases.

The entire NYPD is mobilized to find the killer of an off-duty police officer murdered during a diamond heist.

Eddie's former partner returns and brings an accusation of excessive force against an officer. Danny and Baez clash with a troubled foster child at the center of their latest investigation. Erin must make a tough decision about her campaign.

Danny considers taking a new job that would ease his financial struggles after investigating the death of a wealthy man. Nicky tries to avoid involving her family when she is sexually harassed by her boss at her new internship. Garrett advises Frank to regain the public's trust after a rookie cop is caught on video questioning a pedestrian's immigration status.

Erin’s trial against a notorious human trafficker is jeopardized when the presiding judge is mysteriously found dead — Danny and Baez are put on the case to investigate foul play. Mayor Dutton opposes Frank’s public safety initiative, but City Council Speaker Regina Thomas devises a plan to help Frank bypass the mayor’s veto.

Frank, the Mayor, Erin and the DA’s office contend with public outrage after a grand jury doesn’t indict an NYPD officer for the controversial shooting of a teenager that was caught on video. When an officer gets shot in a possible case of retaliation, Danny searches for the shooter.

Danny is conflicted when he learns that a group of highly trained Army veterans are responsible for a robbery. After a bomb scare in the subway turns out to be the work of a famous street artist, Garrett and Gormley argue about how to deal with the fallout.

When a key eyewitness in a murder trial flees out of fear of retaliation, Erin and Anthony spearhead their own two-person manhunt to find him and convince him to testify. Garrett tries to convince Frank to attend the Police Union party. Danny and Baez take a closer look at a suspicious convenience store robbery.

Danny and Baez join a narcotics task force to track a drug supplier. Baez comes into contact with drugs and gets an accidental overdose. Jamie and Eddie work to protect a rehabilitated sex offender. Frank forms an unlikely alliance with Mayor Dutton.

A mob informant returns to the city to testify in a case for Erin — Danny and Baez are tasked with protecting him. Frank and Mayor Poole get into heated negotiations regarding benefits for police officers.

Danny and Baez investigate the theft of the only remaining Mustang that Steve McQueen drove in the film “Bullitt.” Erin is at odds with Frank when she is forced to side with her office after the acting District Attorney orders that a slew of cops be arrested for fixing traffic tickets for their friends.

Danny investigates the shooting of an undercover counter-terrorism agent who was infiltrating a sleeper cell.

Frank receives an order from the mayor to attend a parade honoring a man who served time for conspiring in an attack against the police. Danny investigates the return of a teen who suspiciously disappeared 13 years ago. Jamie and Eddie help a young woman they believe is being exploited by a congressman.

Frank goes on high alert when a threat to New York City may be imminent following a terrorist attack in the Middle East.

Erin’s attempt to convict a slippery mob boss for an old murder is muddled when a former informant leaves witness protection to provide his old boss with an alibi. Frank finds himself in a departmental war with Commissioner of the New York City Fire Department.

Danny and Baez investigate the murder of a man who was living a double life with two separate families. Anthony tries to resist when Erin asks him to help investigate his old partner, whom she suspects of stealing drug money. Frank deliberates between two candidates for the Chief of Transit position.

Jamie and his new intel team officer infiltrate a high-tech car smuggling ring. Frank faces off against the city's transit chief over a program that is causing officer injuries on the job. Eddie asks Danny to help her bust a cop impersonator.

A popular drag queen and reality-TV star is found dead in a park. The mother of an accused man abducts Erin.

The Reagans' professional lives converge when an allegation of jury tampering against Erin intertwines with Danny and Baez's homicide case and Eddie's bond to a child murder witness. Frank clashes with his friend and confidant Archbishop Kearns over the death penalty. When Jamie's car is stolen, he joins forces with his nephew to recover it.

Danny reunites with Mickey Patrick, his childhood friend and a former criminal, who comes to him for help finding his missing fiancee. Anthony surprises Erin with one last stakeout before her run for District Attorney.

Frank contends with a potentially dirty cop within the ranks. Eddie and Badillo track down the culprits behind the theft of valuable, rare works from a celebrated bookstore. Erin snoops into the background of a new woman in Anthony's life.

Danny and Jackie investigate the cut-throat world of fashion after Linda's runway model niece and a reporter are poisoned at a fashion show.

A woman recants a domestic-abuse claim, but Danny and Jackie continue to investigate the situation. Soon they uncover the woman's secret affair with a powerful politician who's friends with Frank. Meanwhile, Linda returns to the workforce, causing chaos at home.

Eddie's judgment is clouded by her past when she arrests a loathed acquaintance from college on questionable charges. Frank is hesitant to mar the spotless record of a member of the force, a decorated veteran, who tested positive for marijuana.

Danny and his nephew investigate the homicide of a delivery driver who may have been connected to an illegal narcotics ring. Eddie is determined to save the job of a probationary police officer who may be fired for responding to a crime. Frank faces a hard decision when he discovers Gormley is non-compliant with NYPD residency requirements. Erin clashes with her boss when a seemingly rehabilitated criminal from an old case becomes the subject of an armed robbery investigation.

Danny joins forces with British investigator Christopher Granger to pursue a deadly international fugitive. Erin faces pressure from her boss to secure an indictment against an officer.

When Danny and Kate come up empty-handed with leads for a shooting, Linda helps make a break in the case when she overhears the victim telling his priest who is responsible. Meanwhile, Henry is mugged at an ATM, which sends Jamie into a rage as he tries to track down the assailant.

Erin is rattled when an unknown assailant breaks into her apartment and also attacks her co-worker. Jamie and Eddie discover a pipe bomb in an elderly woman’s apartment. Frank looks into a charity that is soliciting money for the NYPD.

When a 10-year-old boy is the victim of an incident in the projects, Danny’s heated approach to the case lands him in anger management class. Meanwhile, Frank navigates the politics of the State Department and the Turkish Government in order to help a young Turkish woman avoid persecution.

Four women from a brothel admit to murdering their evil boss — Danny and Baez must figure out the real killer. Frank and his priest argue over mercy in the Catholic Church. Nicky gets in drug trouble with her friends but no one takes the blame.

Jamie and Danny disagree about how to handle a reckless NYPD rookie, who is the son of Danny’s friend. When Erin’s investigator gets roped into a bad investment by his cousin, she offers to look into it.

When a man with multiple rat bites is thrown from a moving car, Danny works the case to find out why and who was trying to send a message. Meanwhile, Frank must be diplomatic when dealing with a bigoted radio host who will be broadcasting from New York City.

Danny and Baez investigate a possible serial killer who sends a chilling message to Danny. Erin toys with the idea of applying for a judgeship. Frank is in a bind when mayoral candidate Katherine Tucker accuses him of secretly investigating her husband. Eddie faces her estranged father when he winds up in the hospital.

When serial killer Thomas Wilder attaches a message to his latest victim that taunts Danny, their deadly game of cat and mouse becomes personal for Danny.

Danny investigates when a doorman at a nightclub is murdered; Frank makes a decision about a former partner's future.

When an off-duty cop tries to stop a bank robbery, he is disarmed by the "Bonnie and Clyde" robbers who take his gun and wound an innocent bystander. Meanwhile, Frank considers getting romantically involved with a woman from the ACLU who happens to be Erin's acquaintance.

Danny and Baez’s investigation into the death of a chess hustler is complicated by interference from the victim’s son. Jamie tries to make amends with a man he regrets putting away as a young officer.

Danny and Baez investigate when a star student is found dead in her dorm. Eddie and Badillo try to help a man whose apartment has been taken over by a squatter — who also happens to be Jamie's confidential informant. Frank suspects the Governor has an agenda when he comes to him with a proposal. Erin oversteps when she tries to play matchmaker for Anthony.

Danny and Baez are on edge when a serial killer, who once targeted Baez and her daughter, is released early from prison. Jamie and Anthony team up on an investigation involving one of Anthony's criminal informants, his ex-wife’s brother. Eddie clashes with Captain McNichols over a sergeant who keeps downgrading her cases. Frank is upset when Abigail goes behind his back regarding a professional favor for her husband.

When a devoutly religious young woman is found murdered in a cemetery, Danny questions her family who is shocked to learn that she had a secret relationship.

Danny must delve into the family politics of the Russian mob while investigating the death of a gangster's son; Erin becomes involved in a high-profile corruption case.

Danny and Baez work the case of a detective who was gunned down prior to testifying against a career criminal. Frank personally investigates when Garrett is attacked by a S.W.A.T. team outside his home. Erin brings in a confidential informant against Anthony’s wishes.

Frank worries his longtime friend is hiding the true reason for returning to the city. Baez and her daughter are targeted by a criminal Baez once put away. Anthony is sucked into the inner workings of an underground crime ring.

Frank asks Erin to liaise between him and Governor Mendez regarding policy reform he privately backs, but can’t publicly support, because it goes against police rank and file. Danny and Baez become enmeshed in the world of competitive gaming when a high-profile video game streamer is murdered. Eddie and Witten suspect a live-in nanny is being abused after she approaches them on the street for help.

Danny and Baez investigate the murder of a single mother whose ex-husband has a history of violence. Frank deals with the fallout when Mayor Dutton eliminates solitary confinement in prisons. Jamie’s efforts to save a young woman who overdosed on drugs has unexpected consequences.

Danny and Baez search for a Marine veteran who may have PTSD. A woman seeking justice for her murdered daughter catches Frank off guard during a press conference.

Danny and Baez's attempts to find who assaulted a shop owner are hindered by the community's refusal to cooperate. Erin's suspicions about her boss increase. Gormley, Garrett and Baker are threatened by a new staff member.

After Danny’s brother-in-law gets caught up with the mob and steals Danny’s credit card, he forces him to take down the mobsters with Baez’s help. Frank has Erin and Anthony investigate if his old partner is truly guilty of a crime. Jamie is approached by an officer who wants his help getting reassigned from his undercover assignment at a mosque.

Danny and Jamie clash over a gang-related shooting. Erin and Anthony search for answers when a lawyer in their office jeopardizes a case involving Erin's nephew. Frank grows concerned when he's not invited to speak at a policing forum.

Before a Hasidic Grand Rebbe passes away, he chooses his youngest son to succeed him. But when the new appointee dies suddenly, Danny investigates the oldest son and others within the Hasidic community. Meanwhile, Henry reveals a family secret to Frank.

When the same tragedy occurs to people who don’t appear connected, Danny must find what they have in common and who is responsible. Meanwhile, Frank helps an old friend come to terms with his alcoholism.

Danny and Baez investigate after a vicious attack leaves their mutual friend Maggie hospitalized. Frank and the team debate the appropriate memorial protocol for a former Police Commissioner with a questionable professional legacy.

Frank is conflicted about how to deal with former cop Rick Austin’s gripe about his pension. Jamie helps a friend deal with illicit pictures of his daughter on the internet. Danny hunts down a killer who shot his online prison pen-pal. Anthony realizes that his foster son might not be suited for police work.

Frank questions whether a run-in with community activists was an accident or a setup. Jamie strives to rely less on Frank’s input to make decisions. Erin helps Anthony protect his daughter and ex-wife from a dangerous psychiatric patient. Danny and his neighbor size each other up when they learn their kids are dating.

Danny and Gormley race to find a detective who is dangerously determined to uncover how a rapist he arrested is back on the streets.

Danny crosses paths with a criminal from a previous case when he investigates a gang attack with a shocking motive. Frank and Mayor Chase butt heads over an off-duty cop who goes too far making a political statement.

When Henry is the key witness on Danny and Baez's case, his meddling pushes Danny's buttons until it leads them to valuable information. Nicky shocks her family by siding with her activist friend, Chrissie, who defaced the NYPD flag at One Police Plaza. Jamie and Eddie learn a parole officer is taking advantage of his position.