Distillation towers, tanks and other equipment at Sunoco's sprawling refinery on the banks of the Schuylkill River on Aug. 3, 2009. Sunoco is selling off two refineries and, in September, announced it would get out of the refining business. Richard Richtmyer/AP hide caption

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House Minority Leader Rep. Nancy Pelosi talks to reporters in the U.S. Capitol on Friday. Pelosi was critical of Speaker John Boehner and the GOP leadership for recessing the House without passing extensions of the payroll tax cut and unemployment benefits, both set to expire at the end of the year. Chip Somodevilla/Getty Images hide caption

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Former U.S. Sen. Rick Santorum greets voters this summer in Iowa. The Republican presidential hopeful has spent most of his professional life in politics. Chip Somodevilla/Getty Images hide caption

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A woman casts her ballot during early voting in Toledo, Ohio. Members of the silent generation are more likely to vote for Republicans than for Democrats, according to a recent study by the Pew Research Center. J.D. Pooley/Getty Images hide caption

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Union posters can be found all over the Occupy Philadelphia protest site near City Hall. Protesters and local union leaders meet regularly to discuss tactics and how to involve labor.

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Chapman Corp. is expanding to take advantage of extra business it expects to get in coming decades because of increasing production in the Marcellus Shale play.

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A protester marches on Friday in New York City as part of larger demonstration focused on corporations, wealth and income distribution. Mario Tama/Getty Images hide caption

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Employees at Barber's Farm in Middleburgh, N.Y., shovel muddy tomatoes left in the wake of flooding from Hurricane Irene. Jeff Brady/NPR hide caption

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Marvin Hardy drives screws into a sheet of plywood on Washington Mall in Cape May, N.J., on Friday, as he boards up storefronts in preparation for Hurricane Irene. Mandatory evacuations were under way affecting nearly 1 million residents and visitors in Cape May County, coastal Atlantic County and Long Beach Island, N.J. Mel Evans/AP hide caption

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Sen. Pat Toomey (R-PA) addresses the Conservative Political Action Conference in Washington in February. Alex Brandon/AP hide caption

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A controversial drilling process called hydraulic fracturing or "fracking" frees natural gas underground by using millions of gallons of water brewed with toxic chemicals. A Department of Energy panel concludes the public needs more information about the practice to restore faith in it. Ralph Wilson/AP hide caption

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Kitty Lambert (right) and Cheryle Rudd are married by Niagara Falls Mayor Paul Dyster in Niagara Falls, N.Y., on Saturday. With a rainbow-lit Niagara Falls as a backdrop early Sunday, Lambert, 54, and Rudd, 53, were among the first gay couples to tie the knot with the blessing of the state, which last month became the sixth and largest to sanction gay marriage. David Duprey/AP hide caption

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The 1978 Ford Pinto is shown in this company handout photo. This subcompact became a hot seller for Ford after its introduction in 1970. The Pinto's 10-year run was marred by litigation over the car's fuel tank design. Twenty-seven people died during the 1970s in fuel tank fires in the Pinto, which Ford eventually recalled. AP hide caption

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The National Guard constructed a 2-mile temporary levee around the ALON USA refinery in Krotz Springs, La., and a neighborhood on the south side of town. Jeff Brady/NPR hide caption

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