CNN’s award-winning chief medical correspondent Dr. Sanjay Gupta, a chief neurosurgeon, puts medical marijuana under the microscope. All three (3) of CNN’s current “Weed” documentaries compiled into one video. See links below to skip over to those segments of the video.

WEED: A CNN Special Report by Dr. Sanjay Gupta (2013)

WEED 2: Cannabis Madness – A CNN Special Report by Dr. Sanjay Gupta (2014)
https://youtu.be/PRLYV0_6zY8?t=43m30s

WEED 3: The Marijuana Revolution – CNN Special Report by Dr. Sanjay Gupta (2015)
https://youtu.be/PRLYV0_6zY8?t=1h26m52s

Other Sources
Dr. Sanjay Gupta
https://en.wikipedia.org/wiki/Sanjay_Gupta

Why I Changed My Mind on Weed
http://www.cnn.com/2013/08/08/health/gupta-changed-mind-marijuana/

Medical Marijuana And ‘The Entourage Effect’
http://www.cnn.com/2014/03/11/health/gupta-marijuana-entourage/index.html

Dr. Sanjay Gupta: It’s Time for a Medical Marijuana Revolution
http://www.cnn.com/2015/04/16/opinions/medical-marijuana-revolution-sanjay-gupta/

Marijuana: Is the Party Over?
http://www.cnn.com/2017/01/20/opinions/marijuana-is-the-party-over-callan-cevallos/