Presented in the Channel: Law Enforcement. From June of 1984-August of 1985, Richard Ramirez a highly publicized serial killer, also known as the "The Night Stalker," terrorized the cities of Los Angeles and San Francisco with countless home invasions, murders, kidnappings and rapes. In this session, legendary homicide detective Ret. Sgt Frank Salerno, discusses how he helped bring down the infamous serial killer and takes a look at the investigative techniques that may have prevented his reign of terror. Learn about the DNA link that could have stopped him in his tracks years prior.