SEATTLE — Washington voters legalized recreational pot use on Tuesday, setting up a showdown with a federal government that backs the drug's prohibition.

Initiative 502 would create a system of state-licensed marijuana growers, processors and retail stores, where adults over 21 can buy up to an ounce. It also establishes a standard blood test limit for driving under the influence.

Thousands fill the University of Colorado campus for the worlds largest smoke out. This is civil disobedience on a grand scale.

Video of Big Mike's Arrest in Manchester. Video Quality sucks. But you get the point.