CNN Anderson Cooper 360 December 24, 2015 01:38:00
To hope. >> reporter: when he was just eight years old, joe became obsessed with gymnastics. he was so good that his dreams of going to the olympics seemed within reach. he couldn't have imagine that a dental procedure when he was 19 would derail those dreams and start a whole new obsession with prescription pain pills. >> it just worked. you know, it clicked. it was like the stars were aligned and i've never felt anything like it. >> reporter: this time, it was percocet but the high joe felt from all sorts of opiates led him to another opiate delivery system, heroin, one of the most dangerous...