Known as "the most heavily reported missing-person case in modern history," the disappearance of 3-year-old Madeleine McCann remains unsolved to this day. While on vacation with her family in Praia da Luz, Portugal, her parents came back after having a drink at the bar with some friends 100 yards away to an empty bed. Listen to discover what went down, who the suspects are, and what has happened since that fateful day in 2007.
