Fentanyl is a synthetic opiate that is 50 times more potent than heroin, so manufacturers and distributors of heroin have a strong economic motive to adulterate their product with fentanyl. This greatly increases the risk of fatal overdose. Fortunately, there is Narcan, which has brought many a heroin user back from the brink of death. KMO talks with Kaileigh Fitch of Habit OPCO, a methadone clinic in Brattleboro, Vermont, about the struggles of local people to reclaim their lives from opiate addiction.