Johnny Tapia
Boxer
Five-time WBO world champion who had a record of 59-5-2. He held the WBO Super Flyweight Championship from October 12, 1994 to December 5, 1998.
He started boxing at age 9 to escape a troubled childhood.
He started taking drugs early in his career, and the habit progressed as he aged.
Both of his parents were murdered when he was young, and he was raised by his grandmother.
Monte Barrett is another WBO boxing champion.