Doug lost his son to a heroin overdose. His best friend, his child and his future found dead on the floor, with a needle in his arm and the shower running. The explosion of heroin and other opiate abuse has affected more than those in Hollywood. 100 Americans everyday die from overdose deaths. The documentary film, 'Chasing It' is the story of those affected and why heroin use has such a devastating reach. Dr. Marc Fishman, addiction expert shares his knowledge, Doug Greenwich shares his pain and 6 addicts in recovery share their stories.