Ahead of Iowa Caucuses, Gingrich's Momentum Fades as...

Aired: 12/20/2011 | 0:09:41 | Clip
The Republican presidential race has turned into a national dead heat, especially in Iowa where the first votes will be cast in two weeks. Gwen Ifill discusses the candidates' momentum with Stuart Rothenberg of the Rothenberg Political Report and USA Today's Susan Page.

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