The latest news on marijuana
Christie denies flip-flopping on gun ban measure.
Colorado congressman says Holder needs to clarify federal policy.
Calling out a lack of medical marijuana research, Sanjay Gupta has brought pot to the forefront.
Contrarian activist Douglas Hiatt says policy 'might be window dressing for the coming crackdown.'
Sanjay Gupta's mea culpa is just the latest signal of a culture shift.
The CNN medical correspondent reversed his position on use of medical marijuana.
In the past Gupta cautioned against legalizing the drug brandishing his medical credentials.
Dispensary hopes city will expand number of conditions that can be treated with the drug.
There were three raids on dispensaries in Washington state Wednesday.
Washington, D.C., Mayor Vincent Gray bulled through his city's Petworth neighborhood last week, confiscating items that can be used for marijuana.