Attorney Gary Klein in Boston is suing the largest U.S. banks on behalf of thousands of homeowners whom he says the banks wrongfully pushed into foreclosure. Chris Arnold/NPR hide caption

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Harvard Business School's Jayanth Iyengar (far left), Jonas Peter Akins and Genevieve Sheenan held their own, but eventually lost to IBM's Watson in a game of Jeopardy at a conference on jobs and technology. Chris Arnold/NPR hide caption

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Speaking in Las Vegas on Monday, President Obama announced a plan for homeowners to refinance mortgages at low interest rates, if they met certain conditions.

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Former U.S. Sen. Rick Santorum, U.S. Rep. Ron Paul, businessman Herman Cain, former Massachusetts Gov. Mitt Romney, Texas Gov. Rick Perry, Former House Speaker Newt Gingrich and U.S. Rep. Michele Bachmann participate in a Republican presidential debate last week in Las Vegas.

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Occupy Boston protesters congregate across the street from the Federal Reserve Bank of Boston.

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A bank-owned sign is seen in front of a foreclosed home in Miami. Florida was among the hardest hit states in the real estate collapse.

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A truck stop near Hesperia, Calif. To address a shortage of truck drivers resulting from a mismatch of skills in the labor market, some trucking companies have started free driving schools with the promise of a job upon completion.

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SawStop, a table saw safety tool, senses an electrical current in skin and triggers a brake when a finger comes into contact with the blade. Courtesy of SawStop hide caption

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