Before the rapes and murders, the 31-year-old spent five years in prison for sexually assaulting a 13-year-old girl in 2000.
Gardner has said he's certain he'll be dead within five years, either killed by others or by his own hand.
Before the rapes and murders, the 31-year-old spent five years in prison for sexually assaulting a 13-year-old girl in 2000.
Gardner has said he's certain he'll be dead within five years, either killed by others or by his own hand.