Former Massachusetts Governor Mitt Romney won the Iowa caucus by a mere eight votes over surprise contender and former Senator Rick Santorum. Texas Rep. Ron Paul finished in a strong third place, with Newt Gingrich and Rick Perry filling out the rest of the top five.
Republican presidential hopeful Rep. Michele Bachmann (R-MN) waves as she heads to her campaign bus on January 3, 2012 in West Des Moines, Iowa. Bachmann signed King's pledge to repeal Obamacare Tuesday. UPI/Brian Kersey
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