Ann Romney, left, wife of Republican presidential candidate, former Massachusetts Gov. Mitt Romney and Mary Pat Christie, wife of New Jersey Gov. Chris Christie. (AP Photo/Stephan Savoia)
Ann Romney, left, wife of Republican presidential candidate, former Massachusetts Gov. Mitt Romney and Mary Pat Christie, wife of New Jersey Gov. Chris Christie. (AP Photo/Stephan Savoia)
Republican presidential candidate and former Massachusetts Gov. Mitt Romney (right), joined by his wife Ann and New Jersey Gov. Chris Christie (left), speaks Dec. 30, 2011, during a campaign appearance at a Hy-Vee grocery store in West Des Moines, Iowa. (Associated Press)
Republican presidential candidate and former Massachusetts Gov. Mitt Romney (right), accompanied by his wife Anne and New Jersey Gov. Chris Christie (left), speaks Dec. 30, 2011, during a campaign appearance at a Hy-Vee grocery store in West Des Moines, Iowa. (Associated Press)
