Dr. Jim Yong Kim is introduced as the new president of Dartmouth College in Hanover, N.H., in 2009. Jim Cole/AP hide caption

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Vice President Joe Biden poses with an uncooperative baby at a speech in Tallahassee, Fla., on Feb. 6. On Thursday, he's in Ohio to begin a series of speeches aimed at framing the presidential race. Phil Sears/AP hide caption

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President Obama speaks after touring Rolls-Royce Crosspointe engineering plant in Virginia on Friday. Obama declared America "will thrive again" after another encouraging report on jobs growth. Jewel Samad/AFP/Getty Images hide caption

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President Barack Obama speaks to students at Northern Virginia Community College in Annandale, Virginia, on February 13, 2012. Obama's campaign is ramping up efforts in Virginia in what is sure to be a battleground state in the general election. Jewel Samad /AFP/Getty Images hide caption

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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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