Newt Gingrich

Associated Press
Republican presidential candidate and former House Speaker Newt Gingrich  and his wife Calista Gingrich shake hands with students after speaking at Louisiana College in Pineville, La., on Wednesday, March, 21, 2012. (AP Photo/The Daily Town Talk, Tia Owens-Powers)  NO SALES

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Republican presidential candidate Newt Gingrich took to the podium in a Las Vegas honky-tonk bar to slam Mitt Romney ahead of the Feb. 4 primary in Nevada.

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