The United States remains starkly divided between red and blue, with Republicans and Democrats each registering some gains and some setbacks in the elections. But on one important issue, writes Steve Chapman, a national consensus is emerging that transcends party and ideology. America is becoming Weed Nation.

On Tuesday, Michigan became the 10th state, along with the District of Columbia, to decide to legalize marijuana for purely recreational use. A quarter of Americans will live in states that let them get stoned without fear of the constable.

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