The real John McCain has been kidnapped and an impostor is running against J. D. Hayworth in the Arizona U.S. Senate primary. It does sound far-fetched, but stranger things have happened in American politics. It's actually quite clever when you think about it. John McCain realized quite early that he could not win re-election to the Senate if he campaigned on his actual record – that is, if he campaigned as who he is. So, he arranged to be kidnapped and secluded in a five-star resort in Fiji while a well-groomed look-alike, McCain 2.0, campaigns in his place. McCain 2.0...