FBI True: Season 1, Episode 4

1 - 4: The Kidnapping of Hannah Anderson

After a "family friend" murders a California mother and her 8-year-old son, the woman's 16-year-old daughter is nowhere to be found. Authorities learn the killer has kidnapped Hannah Anderson and taken her to the remote wilderness of Idaho. The FBI's Hostage Rescue Team receives a tip and tries to track down the pair before it's too late.