This year there's another incumbent president with modest approval ratings who could turn out his base with controversial ballot measures. But this time, the issue features no biblical or scatological imagery. In 2012, voters in swing states will decide whether they'll allow their fellow citizens to bear joints. Unlike the gay marriage votes, there's no indication that Obama's re-election team is behind any of the pot legalization initiatives, but there are Democrats who are hoping that it will boost turnout among weed's biggest fans: young people.
