A 40-year-old mother disappears from her home in the middle of the night, and police chase multiple leads before coming up empty. Almost a year goes...

A husband and wife are found shot to death on a deserted stretch of highway. Phone records help detectives uncover a murder-for-hire plot that went...

A young boy is killed in the middle of the night, and his own mother is convicted of the crime. Years later, an author investigates a convicted...

A delivery man guns down an affluent couple, with their only son barely escaping. The investigation reveals a greedy relative with a motive too close...

A judge and his wife are slain in their home, and the suspects range from common criminals to politicians.

A serial killer on the loose in Spokane prompts investigators to take a new look at an old clue.

A wealthy widow is slain, and the victim's records provide the means to find her killer.

When high-ranking oil executive Sidney Reso is kidnapped, an intensive manhunt turns up few clues. Cryptic letters and phone calls send investigators...

A series of California fires puts investigators on the hunt for a serial arsonist. After years of dogged investigation, an unpopular theory points to...

A young couple is gunned down on a lover's lane in Georgia; A husband and wife are shot to death in their suburban Chicago home before the killer...

In rural Wisconsin, a local eccentric is murdered in his home; A serial killer targets the elderly in Lake Elsinore, California.

Detailing the crimes of serial killer Keith Jesperson, also known as the "Happy Face Killer."

A young woman disappears after a flat tire makes her pull over; a man is murdered while minding his neighbor's property.