Denver prepares for first presidential debate
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Credit: Getty Images
DENVER, CO - OCTOBER 01: Security personnel work amongst the ongoing construction of the set where the first presidential debate will take place at the University of Denver on October 1, 2012 in Denver, Colorado. Republican presidential candidate Mitt Romney will square off against U.S. President Barack Obama in the first of three debates on October 3. (Photo by Win McNamee/Getty Images)
