Investigators and witnesses recall how a modern-day Jack the Ripper terrorized the north of England during the late 1970s.
Police release phone calls and handwriting samples from a suspect. Women protest law enforcement's continued inability to catch the Ripper.
As the killer continues to prey upon women, police hope that tire tracks and a victim's 5-pound note may finally lead to a suspect.
More than five years after the first attack, the police finally make an arrest, setting off a media frenzy and accusations of a botched investigation.Watch Now:iTunes