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President Barack Obama, center, appears with the musical group Mana at campaign event at Desert Pines High School on Sunday, Sept. 30, 2012 in Las Vegas. Obama is spending three days in Henderson, Nevada to prepare for the first presidential debate on Oct. 3 in Denver against GOP challenger Mitt Romney. (AP Photo/David Becker)

Obama's campaign trail

Campaign highlights from the road as President Obama travels from state to state in his bid for re-election.