Republican presidential candidate Mitt Romney holds up a poster of his father, George Romney, who was the former governor of Michigan, after it was given to him while greeting people at a campaign rally at Wofford College on January 18 in Spartanburg, South Carolina. Joe Raedle/Getty Images hide caption

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An employee welds a stainless steel tank at JV Northwest in Camby, Ore. U.S. factories have boosted output, and busier factories are helping drive the U.S. economy. Rick Bowmer/AP hide caption

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Copies of of President Obama's fiscal 2013 federal budget are readied for shipment Thursday at the Government Printing Office in Washington. Manuel Balce Ceneta/AP hide caption

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President Obama and Health and Human Services Secretary Kathleen Sebelius announce the revamping of his contraception policy, at the White House on Friday. Pablo Martinez Monsivais/AP hide caption

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A new federal policy would require most employers, including Catholic hospitals and universities, to include birth control in their employees' health insurance. Kevork Djansezian/Getty Images hide caption

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President Obama speaks about the economy Friday in Arlington, Va. Obama says he wants to "send a clear message to Congress: Do not slow down the recovery that we're on." Ron Sachs-Pool/Getty Images hide caption

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President Obama tours Conveyor Engineering and Manufacturing in Cedar Rapids, Iowa, on Wednesday. Jewel Samad/AFP/Getty Images hide caption

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Occupy Wall Street members stage a protest march near Wall Street in New York in October. Paul Taylor of the Pew Research Center says the movement has "crystallized" the idea of economic disparity. Emmanuel Dunand/AFP/Getty Images hide caption

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In his New Hampshire primary victory speech Tuesday, Mitt Romney chided GOP rivals for challenging his record as the former head of a private equity firm. Justin Sullivan/Getty Images hide caption

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President Obama speaks about jobs in Manchester, N.H., in November. The Labor Department reported Friday that unemployment dropped to 8.5 percent. Charles Dharapak/AP hide caption

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Mitt Romney speaks Dec. 16 at Missouri Valley Steel in Sioux City, Iowa. Chris Carlson/Associated Press hide caption

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Rep. Michele Bachmann waves to supporters Friday in Sioux City before starting a 99-county bus tour of Iowa. Jeff Haynes/Reuters /Landov hide caption

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President Obama speaks with small-business owners at Rausch's Cafe in Guttenberg, Iowa, during a three-day Midwest bus tour in August. Jim Watson/AFP/Getty Images hide caption

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