Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks during a campaign event with Republican Governors at Basalt Public High School on Aug. 2, 2012 in Basalt, Colo. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks during campaign event at the Jefferson County Fairgrounds on August 2, 2012 in Golden. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney (R) talks hugs Texas Governor Rick Perry (L) during a campaign event with Republican Governors at Basalt Public High School on August 2, 2012 in Basalt, Colorado. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks to an overflow crowd during a campaign event at the Jefferson County Fairgrounds on August 2, 2012 in Golden. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Supporters of Republican presidential candidate and former Massachusetts Gov. Mitt Romney listen during a campaign event at the Jefferson County Fairgrounds on August 2, 2012 in Golden. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney during a campaign event with Republican Governors at Basalt Public High School on August 2, 2012 in Basalt, Colo. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Mitt Romney Campaigns In Colorado
Supporters line up to enter a campaign rally for Republican presidential candidate, former Massachusetts Gov. Mitt Romney at the Jefferson County Fairgrounds on August 2, 2012 in Golden. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney greets supporters during a campaign event at the Jefferson County Fairgrounds on August 2, 2012 in Golden. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks during a campaign event at the Jefferson County Fairgrounds on August 2, 2012 in Golden. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks during a campaign event at the Jefferson County Fairgrounds on August 2, 2012 in Golden. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks to an overflow crowd during a campaign event at the Jefferson County Fairgrounds on August 2, 2012 in Golden. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks to an overflow crowd during a campaign event at the Jefferson County Fairgrounds on August 2, 2012 in Golden. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks during campaign event at the Jefferson County Fairgrounds on August 2, 2012 in Golden. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney greets supporters during a campaign event at the Jefferson County Fairgrounds on August 2, 2012 in Golden. (Photo by Justin Sullivan/Getty Images)
Mitt Romney Campaigns In Colorado
Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks during a campaign event at the Jefferson County Fairgrounds on August 2, 2012 in Golden, Colorado. (Photo by Justin Sullivan/Getty Images)