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US President Barack Obama (L) and Republican presidential candidate Mitt Romney finish their debate at the University of Denver in Denver, Colorado, October 3, 2012. After hundreds of campaign stops, $500 million in mostly negative ads and countless tit-for-tat attacks, Obama and Romney go head-to-head in their debut debate. AFP PHOTO / Saul LOEB (Photo credit should read
US President Barack Obama (L) and Republican presidential candidate Mitt Romney finish their debate at the University of Denver in Denver, Colorado, October 3, 2012. After hundreds of campaign stops, $500 million in mostly negative ads and countless tit-for-tat attacks, Obama and Romney go head-to-head in their debut debate. AFP PHOTO / Saul LOEB (Photo credit should read

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    Analyst: Election now 'a horse race'

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Analyst: Election now 'a horse race'

CNN's team of political analysts break down the candidates' performances in the first 2012 presidential debate.

Analyst: Election now 'a horse race'

CNN's team of political analysts break down the candidates' performances in the first 2012 presidential debate.