Digital Original Investigators Explain How DNA Was Used to Find the Golden State Killer Suspect Oxygen Insider Exclusive! Create a free profile to get unlimited access to exclusive videos, breaking news, sweepstakes, and more! Sign Up for Free to View Investigators Explain How DNA Was Used to Find the Golden State Killer Suspect DNA samples and genetics websites played a role in identifying Joseph James DeAngelo as the Golden State Killer suspect. Watch the Full Episode
