Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks at a campaign fundraising event at Red Rock Hotel and Casino in Las Vegas, Friday, Sept. 21, 2012. (AP Photo/Charles ... more 
Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks at a campaign fundraising event at Red Rock Hotel and Casino in Las Vegas, Friday, Sept. 21, 2012. (AP Photo/Charles Dharapak) less 
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Associated Press | Photo By Charles Dharapak
Fri, Sep 21, 2012 5:14 PM EDT