The primary race in Iowa continues (39 images)

With the first national GOP presidential caucus looming ahead on Jan. 3, 2012, the candidates are hitting the road in Iowa looking to raise their profile, their standing in the polls and their chances of winning the Republican presidential nomination.
Updated: Jan. 3, 2012 at 9:37 AM
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Republican 2012 presidential candidate and former Massachusetts Gov. Mitt Romney (R) applauds as his wife Ann is embraced by New Jersey Gov. Chris Christie during a campaign stop outside a grocery store in West Des Moines, Iowa, December 30, 2011. Polls indicate Romney has a slight lead over opponents Texas Rep. Ron Paul, former Pennsylvania Senator Rick Santorum and former House Speaker Newt Gingrich, in advance of Iowa's first-in-the-nation caucuses, January 3,2012. UPI/Mike Theiler
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