The Crackdown on Medical Marijuana: Prohibition Revisited?

Sixteen states and the District of Columbia make a distinction between the medical and recreational uses of marijuana. But both are illegal under federal law. Now the Obama Administration is trying to put for-profit growers and dispensers of medical marijuana out of business. What are the goals? What are the likely consequences? Also, more deaths and UN calls for international action in Syria, and a masked crime fighter has revealed himself as a citizen of Seattle, but that's not the only city with a real life superhero.

Banner image: Jars full of medical marijuana are seen at Sunset Junction medical marijuana dispensary on May 11, 2010 in Los Angeles, California.Photo by Kevork Djansezian/Getty Images