Polls show changing American opinion on marijuana, and it's having an effect on politics. Leon Neal/AFP/Getty Images hide caption

toggle caption Leon Neal/AFP/Getty Images

Obama, 2016 Contenders Deal With Changing Attitudes On Marijuana

  • Download
  • <iframe src="https://www.npr.org/player/embed/393444049/393530773" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript