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

Following the decades-long investigation into the murder of Helene Pruszynski.

How an extensive investigation and revolutionary science of familial DNA revealed an attacker's identity.

How the revolutionary new science of familial DNA helped catch a rapist.

The science of familial DNA is used to identify a rapist who eluded justice for years.