Marijuana grown for medical purposes is shown inside a greenhouse at a farm in Potter Valley, Calif. Eric Risberg/AP hide caption

toggle caption Eric Risberg/AP
Rep. Andy Harris: Like chewing on mold
  • <iframe src="https://www.npr.org/player/embed/317427925/317429131" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">