If Barack Obama gets his way, the Oxford English Dictionary will have updated its definition of "distraction" by the end of the campaign: "Diversion of the mind, attention, etc., from any object or course that tends to advance the political interests of Barack Obama." After his blowout win in North Carolina last week, Obama turned to framing the rules of the general election ahead, warning in his victory speech of "efforts to distract us." The chief distracter happens to be the man standing between Obama and the White House, John McCain, who will "use the very same playbook that his...