America's heroin and opioid crisis has been called the worst drug epidemic in U.S. history. FRONTLINE investigates America’s heroin crisis, and how the 40-year war on drugs is now being reimagined in "Chasing Heroin." | FRONTLINE | PBS

Did the heroin epidemic become a "public health crisis" after white people became addicted? Here's Eric Holder, on the role of race in the war on opioids. (Catch the full film, "Chasing Heroin," here: http://to.pbs.org/20OfGZ5) | FRONTLINE | PBS