Newt Gingrich

Associated Press
Republican presidential candidate former House Speaker Newt Gingrich speaks at a rally in Rosemont, Ill., Wednesday, March 14, 2012. (AP Photo/Kamil Krzaczynski)

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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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