
Detectives and forensic experts recount the most extraordinary cold cases that were solved using the revolutionary technique of familial DNA testing.
In 1987, Terry Wood finds his wife Roxanne dead; genetic genealogy pinpoints her killer 35 years later.
A lorry driver is found dead behind the wheel in Camberley, England; police use a revolutionary technique of familial DNA analysis.
The police investigation into the Washoe County murder.
When an unknown woman commits suicide in a cemetery in 1996, the mystery of who she is lasts for decades.