When the body of a young woman is found floating in the Gulf of Mexico, detectives spend years trying to identify her -- until a family stumbles across her description, leading to a multistate investigation to find her killer.

Hard-working family man Chris MacCallum disappears while on a camping trip deep in the forest along the border of California and Oregon. When detectives start to unravel the mystery, all roads lead to an unthinkable suspect.

Young mother Reina Swierski is reported missing from her Silicon Valley home, not by her husband, Gary, but by her lover, Ted. The search to find her goes on for years, eventually unmasking a violent and deadly predator.

When the murdered body of Miami pediatric nurse Beverly Jackson is discovered under the most shocking of circumstances, her family is devastated. In the end, it takes the bravery of one young witness to finally crack the case.

When a 91-year-old Washington, DC, socialite is found dead on her bathroom floor, it appears she's simply the victim of a nasty fall, But the subsequent investigation into her death unravels a lifetime of violent secrets.

Police discover a woman shot dead in a Catskills cabin just before it goes up in flames. The terrible conflagration masks even more terrible secrets, three deaths and a mystery that spans years in this stranger-than-fiction tale.

When the nearly naked corpse of an older man is found along a horse path in Westchester County, NY, no one seems to know who he is. But after unraveling his identity, detectives learn his murder was based on a mistake.

When a 3-year-old child goes missing from a Cincinnati Park, the community mobilizes in a massive hunt. But before long detectives realize that not all is as it seems to be and uncover a terrible secret.

When beautiful fitness fanatic Donna Zinetti is discovered brutally stabbed to death on a jogging path, detectives immediately suspect her recently estranged husband, Keith Longtin. But not everything is as it appears.

When Chicago detectives launch a program to identify the remains of eight victims of an infamous serial killer, they find themselves unexpectedly solving a 35-year-old homicide.