Photos: Presidential debate preps
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Credit: Getty Images
DENVER, CO - OCTOBER 02: Road closure barricades sit on the side of a road to be used during the first presidential debate at the University of Denver on October 2, 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 Doug Pensinger/Getty Images)
