These election results are the result of a zealous minority taking advantage of low turnout to make a loud statement to GOP incumbents: moderates and Republicans who move to the left on any issue will be challenged and defeated for reelection.
Read MoreThe problem with megalomaniacs is that they never stick to the script. Newt Gingrich is one of the few men in American public life that can get away with saying whatever he wants. Whatever nuance exists in his public persona is masked by the verbal violence he does to anyone who gets in his way. The conventional wisdom is that this strength, by far his greatest, will be his undoing. The reality is more complicated.
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