Watch FRONTLINE's documentary examining how Ecuador is now gripped by drug cartels, violence and a military crackdown.

FRESNO Calif. -- The face of drug use in America is changing. Fentanyl, a highly addictive opioid, is making its way into the bedrooms of teenagers, often with just a few text messages or a few taps ...

A B.C. Supreme Court judge ruled Friday that Jeremy Kalicum and Eris Nyx had broken the law by selling the drugs to their ...