
Detectives and forensic experts recount the most extraordinary cold cases that were solved using the revolutionary technique of familial DNA testing.
Can new forensic science identify Cathy Sposito's murderer from an Arizona hiking trail in 1987?
Susan Eads is found murdered in Texas in 1983; decades later, can modern forensics identify the perpetrator?
In 1986, Barbara Carr is killed during a home invasion; will new technology close in on the perpetrator?
Years after her murder in 1991, will new forensic tools finally find Danielle Clause's killer?