“A gram of heroin is the price of one pill. A gram of heroin could last you three or four days. One pill could last you a couple of hours. So the calculation is simple. Sell the pills you get, make money and get free dope.”—Evan, 23, a resident of Orange County, Calif., who spoke to us about moving from using prescription pain killers to heroin. Read our story and learn more about Evan in our online video.