The elephant in the room for the Democrats should be John McCain. Only it isn't. The elephant in the room remains Hillary Clinton's husband. Bill Clinton came into all this thinking he was still some kind of statesman, despite his administration ending with its pants around its ankles. He comes out of it looking no better than some kind of red-faced sideman for his wife. Maybe Hillary Clinton doesn't want to be on the ticket if she can't be the nominee. But if she wants to be Obama's running mate and isn't, she won't need more polling she can't afford... ...