FBI True S02E09 - The Golden State Killer

In one of the most infamous serial killer cases in American history, the FBI works with local law enforcement in California to try and apprehend the so-called "Golden State Killer." It's a case that spans four decades, as the killer and rapist continually manages to elude law enforcement. Authorities resort to an unprecedented use of DNA data in an attempt to finally track down the man responsible for 13 murders and 51 sexual assaults.