On June 12, 2016, Orlando Police respond to a gunman wreaking havoc inside Pulse Nightclub. Chaos unfolds as a bomb threat escalates the danger.

When a rookie cop is shot point blank in Brooklyn, thousands of NYPD officers pull out all the stops to hunt the men who killed one of their own.

With the subway shooter still at large, NYPD releases a photo of the suspect. The whole city is now looking for one man, as the police fear another attack.

SWAT uncovers a bomb threat during the Pulse shooting. Officers risk their lives in a final confrontation with the gunman.

A mass shooting on a northbound subway train at rush hour leaves 29 injured. The NYPD goes all out to stop this urban terrorist before he strikes again.

In 1997, LAPD officers Ed Brentlinger and John Caprarelli respond to a routine bank robbery call, only to confront heavily armed "High Incident Bandits" wielding AK-47s. As chaos unfolds on Laurel Canyon Boulevard, the officers, armed with standard-issue pistols, find themselves in a relentless gun battle. LAPD SWAT Officer Rick Massa gets the call for back-up and rushes to the scene. The intense firefight exposes their vulnerability as officers risk their lives to stop the dangerous shooters.

When a local young couple, Joshua Niles, 28, and his girlfriend, Amber Washburn, 24, are shot in their own driveway, the Wayne County Sheriff works fast to find a motive. It might be tied to Josh's young children and a custody dispute with his ex wife Charlene. Unexpectedly, the evidence trail leads to a disgraced former law enforcement officer from Texas, Tim Dean. Things get explosive as the Wayne County police team up with the FBI and Texas Rangers in a dramatic takedown.

In Port St. Lucie, officers pursue jewel thieves, sparking a multi-state pursuit. They uncover a lengthy criminal record, intensifying the race.

The Wayne County cops join the FBI and Texas Rangers in a forceful takedown of their double homicide suspect, Tim Dean. The Sheriff gets the opportunity to question Dean in custody for child abuse charges. Tim's girlfriend Charlene, falls prey to the interrogation skills of the Sheriff's department back in New York. Top notch police work brings two bad cops, and a manipulative accomplice to justice in this murder that was all about the kids.

Mohamed Gebeli, 65, is found dead with a single gunshot wound to the neck in his Bay Ridge clothing store. Detectives First Grade, Luis Yero and Michael O'Brien are called to investigate the murder. They can't find any motive and wonder if it's a racially motivated hate crime. There is little evidence to work with until police discover other shop owners in the area are also being targeted and piece together a bizarre case of vengeance.

In 1989, a series of murders unfolds along highways in Central Florida. The body of Richard Mallory is discovered, setting off a ten-month spree of violence targeting middle-aged men. As bodies pile up, Detectives Brian Jarvis and David Taylor race to connect the dots. An abandoned car leads to the disappearance of Peter Siems, triggering a search for two women. The investigation takes a turn when pawned belongings link back to a criminal database, revealing a shadowy figure behind the crimes.

In 1990s Miami, Sgt. Nelson Andreu and Det. Carlos Avila spearhead a relentless pursuit to capture a ritualistic serial killer preying on unhoused women. The detectives, grappling with the challenge of apprehending the elusive perpetrator, encounter a shocking twist when a new suspect emerges. Motivated by a belief in curses by Santeria priestesses, the investigation reveals the suspect's troubled past, mental health struggles, and violent history.