>> you're making decent money, you don't think is this a wrong thing that you're doing? so i kept growing into it and growing into it and by the time i was 20 years old, i mean, i was sitting on top of an empire. >> by keen's own account, he was pulling in around $1 million a year. he was addicted. not to the drugs, but the money. >> it's hard to walk away from that kind of money, especially a 20-year-old. >> so he didn't. and that single decision would change the rest of jimmy keen's life. and bring him face to face with an alleged serial killer. heartb? yeah... try new alka seltzer fruit chews. they work fast on heartburn and taste awesome. these are good. told ya! i'm feeling better already. [ male announcer ] new alka seltzer fruits chews. enjoy the relief!