Unraveled, ID's popular podcast hosted by Billy Jensen and Alexis Linkletter, is back for a fifth season. Listen to the first episode here, and follow Unraveled for more. The rape and murder of a small-town schoolteacher has the look of a serial predator on the loose. But when forensics and profilers can't identify the attacker, it takes 26 years before a new scientific process offers an unbelievable answer.  See acast.com/privacy for privacy and opt-out information.