Interesting!
(CNN) -- Over the last year, I have been working on a new documentary called "Weed." The title "Weed" may sound cavalier, but the content is not.
I traveled around the world to interview medical leaders, experts, growers and patients. I spoke candidly to them, asking tough questions. What I found was stunning.
For more:
http://www.cnn.com/2013/08/08/health/gupta-changed-mind-marijuana/index.html?sr=sharebar_facebook