IF you think way back to the start of this marathon campaign, back when it seemed preposterous that any black man could be a serious presidential contender, then you remember the biggest fear about Barack Obama: a crazy person might take a shot at him.
Some voters told reporters that they didn't want Obama to run, let alone win, should his very presence unleash the demons who have stalked America from Lincoln to King. After consultation with Congress, Michael Chertoff, the homeland security se....
