Let us swing the door ajar and invite the elephant into the room. One big reason why Barack Obama is locked in a tight race, rather than easily outdistancing his opponent, is because he is black. (snip) Union organizers in the key state of Michigan complain in the press that, as one puts it, “we’re all struggling to some extent with the problem of white workers who will not vote for Obama because of his color.” An aging mine electrician in Kentucky is quoted elsewhere as saying, “I won’t vote for a colored man. He’ll put too many coloreds in...