A prominent couple is found brutally murdered in their Montgomery, Alabama, home on Thanksgiving night, leading detectives on a cat and mouse chase spanning thousands of miles across multiple states.

A Thanksgiving feast turns into a family's last when a cold blooded killer brutally stabs and dismembers a couple the day after their holiday celebration.

Dayton, Ohio, is terrorized over the Christmas holiday as a string of brutal shootings have the residents wondering if they could be next.

Beloved Christmas tree farmers are executed in the front seat of their car and a manhunt for their killer is launched that keeps investigators on the case for over three decades before justice is served.

When a young mother is murdered during Christmas, investigators uncover a love triangle that shocks her family and forever robs them of their holiday cheer.

The holiday season screeches to a halt when six members of the Anderson family are discovered to have been gunned down in their home. Detectives work closely with family friends to track down the shocking murderer.

Just after Christmas, a young couple is found murdered inside their Florida home. Neighbors can't imagine the couple had been in the area long enough to make a mortal enemy. Police uncover deeply personal details, and soon expose a deadly secret.

A mother is brutally shot to death while driving her sons home from a Thanksgiving celebration. When the hunt for her killer leads to an unlikely suspect, investigators soon realize her murder is not as random as it once seemed.

A holiday is ruined when a couple is gunned down in their bed during what looks like a brutal home invasion. Police soon discover the true motive for the double homicide - a shocking tale of deception and betrayal.

Just before Christmas, the body of a young mother is found strangled inside a burning car in a quiet Minneapolis suburb. As detectives hunt for her killer, they become convinced she was killed by someone very close to her.

When a mother and her two daughters fail to show up for Christmas dinner, officers enter their home and discover all three have been shot to death. The search for their killer reveals an unthinkable family nightmare.

When a young man and woman are found shot execution style in a mall parking lot in the early hours of Christmas Eve, investigators believe a love triangle might have led to these brutal murders. A weeks-long search for the prime suspect uncovers another murder and a devious killer.

When a young woman goes missing after a July 4th beach party, investigators have few clues to go on until a twist in the case reveals she might be the latest victim of a predator terrorizing the area.

After responding to a robbery at a sporting goods store on Christmas Eve, an Irving, Texas police officer is gunned down in cold blood.

When a young woman home from college ends up murdered in her home and the tools of her demise turn out to be the rolling pin and carving knife the family planned to use for Thanksgiving dinner, investigators struggle to solve this holiday horror.

Just before New Years, a hockey mom is gunned down at her front door. Later that night, seven more bodies are found in another suburban home. Police discover a shocking connection between the two crimes as they track down the killer.

When a college student is found dead on the side of the road after a New Year's party in her hometown of Fillmore, CA, detectives are faced with the possibility that the killer might have been one of the many partygoers ringing in the new year.

A couple is found murdered inside their home on Christmas morning. All that's left behind is a single palm print. Investigators work tirelessly to match the print to a suspect, until a letter from prison takes the case on an unexpected course.