Lionel Tate became the youngest person sentenced to life in prison in modern U.S. history when he was convicted at the age of 13 of murdering (6-year-old Tiffany Eunick), but he got out on probation after his first conviction was thrown out. Now, despite that fresh start, he could be going back behind bars for....robbing a delivery man at gunpoint of four pizzas worth $33.60. His mother, Florida Highway Patrol trooper Kathleen Grossett-Tate, insisted that he stay with her. He was arrested in September 2004 when police found him outside at 2 a.m. carrying a knife with a 4-inch blade....