Women say Danueal Drayton with a smooth talker and good with words, but he apparently also heard voices inside his head that told him to strangle his dates. Drayton is suspected of murdering as many as seven women, including a Queens, New York, nurse he met on the Tinder dating app and another woman he met during an Uber pool ride in Los Angeles. Nancy Grace digs into this horrific story with experts including Cold Case Research Institute director Sheryl McCollum, lawyer Ashley Willcott, psychologist Caryn Stark, and reporter Chcuk Roberts.