Republican presidential candidates (L-R) former U.S. Senator <a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Rick+Santorum&family=editorial&specificpeople=212911 ng-click='$event.stopPropagation()'>Rick Santorum</a> (R-PA), Texas Gov. <a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Rick+Perry+-+Politician&family=editorial&specificpeople=175872 ng-click='$event.stopPropagation()'>Rick Perry</a>, former Massachusetts Gov. <a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Mitt+Romney&family=editorial&specificpeople=207106 ng-click='$event.stopPropagation()'>Mitt Romney</a>, former Speaker of the House <a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Newt+Gingrich&family=editorial&specificpeople=202915 ng-click='$event.stopPropagation()'>Newt Gingrich</a>, U.S. Rep. <a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Ron+Paul&family=editorial&specificpeople=2300665 ng-click='$event.stopPropagation()'>Ron Paul</a> (R-TX), U.S. Rep. <a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Michele+Bachmann&family=editorial&specificpeople=5578664 ng-click='$event.stopPropagation()'>Michele Bachmann</a> (R-MN), and former Utah Governor Jon Huntsman Jr. are introduced during the Fox News Channel debate at the Sioux City Convention Center on December 15, 2011 in Sioux City, Iowa. The GOP contenders are in the final stretch of campaigning in Iowa where the January 3rd caucus is the first test the candidates must face before becoming the Republican presidential nominee.
{"Image ImageDescription": "SIOUX CITY, IA - DECEMBER 15:  Republican presidential candidates (L-R) former U.S. Senator Rick Santorum (R-PA), Texas Gov. Rick Perry, former Massachusetts Gov. Mitt Romney, former Speaker of the House Newt Gingrich, U.S. Rep. Ron Paul (R-TX), U.S. Rep. Michele Bachmann (R-MN), and former Utah Governor Jon Huntsman Jr. are introduced during the Fox News Channel debate at the Sioux City Convention Center on December 15, 2011 in Sioux City, Iowa. The GOP contenders are in the final stretch of campaigning in Iowa where the January 3rd caucus is the first test the candidates must face before becoming the Republican presidential nominee.  (Photo by Scott Olson/Getty Images)", "Image Copyright": "2011 Getty Images"}