Legalize all drugs? The man behind loosening pot laws in US eyes new goal

When the ball drops this New Year’s Eve, America’s first aboveboard cannabis markets will rise in Colorado and Washington. Uruguay is expected to follow as the first country to legalize the one-time devil weed. But what unites these efforts — along with 20 states that allow marijuana as medicine — isn’t only an evolved approach to drugs. It’s one man: Ethan Nadelmann, the world’s roving prime minister of pot.