MANCHESTER, NH - JANUARY 03: Campaign staff are seen at the Gingrich Campaign's New Hampshire headquarters January 3, 2012 in Manchester, New Hampshire. The GOP presidential contenders are ... more 
MANCHESTER, NH - JANUARY 03: Campaign staff are seen at the Gingrich Campaign's New Hampshire headquarters January 3, 2012 in Manchester, New Hampshire. The GOP presidential contenders are crisscrossing Iowa in the final stretch of campaigning in the state before tonight's caucus, the first test the candidates must face before becoming the Republican presidential nominee. (Photo by Alex Wong/Getty Images) less 
1 / 24
Getty Images | Photo By Alex Wong / Getty Images
Tue, Jan 3, 2012 6:30 PM EST