What does conservative pundit Tucker Carlson have to do with an outhouse in Montana? More than you might think. Over the weekend, the Montana Republican Party proved wrong those of us who believe our political discourse has gone down the toilet. In fact, our political discourse has gone to a place where there isn’t even plumbing. Outside the Montana GOP convention in Missoula stood an outhouse labeled “Obama Presidential Library” and painted as though it had been shot full of holes, according to the local paper. Inside, a fake birth certificate for “Barack Hussein Obama” was stamped with an expletive...