
Detectives and forensic experts recount the most extraordinary cold cases that were solved using the revolutionary technique of familial DNA testing.

In 2003, the skeletal remains of a young woman are found.

A young woman is found murdered in 1987.

Police work to identify the perpetrator of a brutal murder from 1980.

For 15 years, northern California is haunted by a serial rapist until genetic genealogy finally reveals the identity of the elusive sexual predator.