Article Photos: Romney Medicare plan: Key details still in flux



Republican presidential candidate and former Massachusetts Gov. Mitt Romney acknowledges donors after he spoke at a campaign fundraising event in Del Mar, Calif., Saturday, Sept. 22, 2012. (AP Photo/Charles Dharapak)

Republican presidential candidate and former Massachusetts Gov. Mitt Romney acknowledges donors after he spoke at a campaign fundraising event in Del Mar, Calif., Saturday, Sept. 22, 2012. (AP Photo/Charles Dharapak)