January 20, 2012
Republican presidential candidate, former House Speaker Newt Gingrich, speaks at the Personhood USA forum in Greenville, S.C., Wednesday, Jan. 18, 2012. (AP Photo/Paul Sancya)
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Newt Gingrich angrily denied that he asked his second wife for an "open marriage" and denounced the moderator in Thursday night's Republican presidential debate for raising the issue in the leadoff question.