Republican presidential candidate former House Speaker Newt Gingrich is pictured during a commercial break at the Iowa GOP/Fox News Debate at the CY Stephens Auditorium in Ames, Iowa, Thursday, Aug. 11, 2011. (AP Photo/Charlie Neibergall, Pool)

Associated Press
Republican presidential candidate former House Speaker Newt Gingrich is pictured during a commercial break at the Iowa GOP/Fox News Debate at the CY Stephens Auditorium in Ames, Iowa, Thursday, Aug. 11, 2011. (AP Photo/Charlie Neibergall, Pool)
Republican presidential candidate former House Speaker Newt Gingrich is pictured during a commercial break at the Iowa GOP/Fox News Debate at the CY Stephens Auditorium in Ames, Iowa, Thursday, Aug. 11, 2011. (AP Photo/Charlie Neibergall, Pool)
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