Could Colorado be the crucial swing state?

Republican presidential candidate, former Massachusetts Gov. Mitt Romney, right, and President Barack Obama, left, walk on stage at the end of their first debate at the University of Denver, Wednesday, Oct. 3, 2012, in Denver. (AP Photo/Pablo Martinez Mon Photo by
Republican presidential candidate, former Massachusetts Gov. Mitt Romney, right, and President Barack Obama, left, walk on stage at the end of their first debate at the University of Denver, Wednesday, Oct. 3, 2012, in Denver. (AP Photo/Pablo Martinez Mon Photo by
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