**FILE** In this photo combination, President Obama (left) reaches out to shake hands Aug. 21, 2012, after speaking at a campaign event at Capital University in Columbus, Ohio, and Republican presidential candidate Mitt Romney shakes hands with supporters Feb. 17, 2012, after finishing his speech during a rally at Guerdon Enterprises in Boise, Idaho. (Associated Press)

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**FILE** In this photo combination, President Obama (left) reaches out to shake hands Aug. 21, 2012, after speaking at a campaign event at Capital University in Columbus, Ohio, and Republican presidential candidate Mitt Romney shakes hands with supporters Feb. 17, 2012, after finishing his speech during a rally at Guerdon Enterprises in Boise, Idaho. (Associated Press)