"The president who came into office speaking in lofty terms about bipartisanship and cooperation can only cement his legacy if he destroys the GOP. If he wants to transform American politics, he must go for the throat." So astonishingly wrote CBS News political director John Dickerson at Slate Friday evening in a piece astonishingly titled "Go for the Throat! Why if he wants to transform American politics, Obama must declare war on the Republican Party."Dickerson is no longer interested in Obama trying bipartisanship in his second term - as if that's what the President did in his first. "Obama’s only remaining...