FILE - In this Oct. 13, 2011 file photo, Republican presidential candidate, Rep. Michele Bachmann, R-Minn. speaks in Denison, Iowa. They?ve rolled the dice. The top Republican presidential rivals are locked in a game of one-upmanship, each trying to outdo the other in offering the boldest economic plan for the party?s efforts to unseat President Barack Obama next November. (AP Photo/Nati Harnik, File)