Republican 2012 presidential candidate and Minnesota Rep. Michele Bachmann is joined by her daughter Caroline at a "Rock the Caucus" event, as they join 800 caucus-eligible juniors and seniors at West Des Moines Valley High School, Iowa, January 3, 2012. Polls indicate a tight race between Texas Rep. Ron Paul, former Massachusetts Gov. Mitt Romney and former Senator Rick Santorum on the final day of Iowa's first-in-the-nation caucuses tonight. UPI/Mike Theiler