US President Barack Obama speaks during a campaign rally in Aurora, Colorado, on November 4, 2012. Obama and Republican rival Mitt Romney are both showing signs of exhaustion as they dart from swing state to swing state, trying to fire up enthusiasm among supporters and win over any last wavering voters before November 6 election. AFP PHOTO/Jewel Samad (Photo credit should read JEWEL SAMAD/AFP via Getty Images)
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AFP JEWEL SAMAD