CNN Anderson Cooper 360 December 24, 2015 01:44:00
>> yeah, 18 years ago when i was a heroin addict, it was actually during 9/11 and my apartment was full of syringes and it's interesting now living the life i do because it's like you make that one decision that changes your life. when i walk down the hall, i take a right and not a left. >> reporter: that was the old joe, this is the new joe. >> yeah. >> reporter: his first obsession, his first love really is still very much part of his life. >> is this a sanctuary for you now, a gym? >> yeah, this is where i've done my recovery, not just surgery but where i come to when i have a lot of emotio...