Medical Marijuana Revolution

Dr. Sanjay Gupta puts medical marijuana under the microscope again with "Weed 3: The Marijuana Revolution " at 9 p.m. ET Monday on CNN, followed by "High Profits " at 10 p.m., a CNN Original Series exploring the business of legal, recreational cannabis in Breckenridge, Colorado.

(CNN)

Dr. Sanjay Gupta puts medical marijuana under the microscope.I see signs of a revolution everywhere.I see it in the  op-ed pages of the newspapers, and on the state ballots in nearly half the country. I see it in politicians who once preferred to play it safe with this explosive issue but are now willing to stake their...

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