When Shannan Gilbert vanishes in Long Island in 2010, her disappearance leads police to 10 other victims.
Investigators uncover multiple suspects and shocking theories, as they race to capture this prolific killer before he strikes again.
In 1995, a 16-year old student is found shot to death in Texas. Police don't have any suspects, until a game of Truth-or-Dare leads to a startling confession.
Six-year-old beauty queen JonBenet Ramsey was found murdered in her home in 1996. Was she killed in a kidnapping-gone-wrong, by a home intruder, or by a member of her own family?
Jeffrey MacDonald is the lone survivor of a brutal 1970 home invasion that claimed the lives of his wife and daughters. However, authorities believe MacDonald is the culprit.
In the 1970s, a serial rapist is on the loose in California. Soon, authorities have a horrifying suspicion: is this man also responsible for killing twelve people?
Emily Snyder
Producer
Brandon Hill
Christian Thompson
Kurt Spenser
Bruce Gersh