Dr. Gupta on medical marijuana

LOS ANGELES, CA - JULY 25: Marijuana plants grow at Perennial Holistic Wellness Center medical marijuana dispensary, which opened in 2006, on July 25, 2012 in Los Angeles, California.
LOS ANGELES, CA - JULY 25: Marijuana plants grow at Perennial Holistic Wellness Center medical marijuana dispensary, which opened in 2006, on July 25, 2012 in Los Angeles, California.

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    Dr. Gupta on medical marijuana

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In the wake of the election, Dr. Sanjay Gupta explores the pros and cons of medical marijuana with Dr. Julie Holland.