Nearly 350 homes have been destroyed by the Waldo Canyon fire in Colorado. Spencer Platt/Getty Images hide caption

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Former Penn State assistant football coach Jerry Sandusky leaves court in handcuffs Friday after being convicted in his child sex abuse trial at the Centre County Courthouse in Pennsylvania. Mark Wilson/Getty Images hide caption

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Expanding the refinery at Port Arthur, Texas, took five years and $10 billion. The facility can now process 600,000 barrels a day. Motiva Enterprises hide caption

itoggle caption Motiva Enterprises

Republican presidential candidate Mitt Romney participates in a 6th-grade language arts class with Salina Beattie and other students at Universal Bluford Charter School on Thursday in Philadelphia. Mario Tama/Getty Images hide caption

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The U.S. oil boom has created a glut of crude in Cushing, Okla., a major oil storage hub. This sign dubs the city the "Pipeline Crossroads of the World." Jeff Brady/NPR hide caption

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The Deepwater Horizon oil rig burns in the Gulf of Mexico in April 2010. The rig's crew were new to their positions just before the explosion. Such staffing reorganizations are increasingly common as the industry grapples with a staffing shortage. U.S. Coast Guard/Getty Images hide caption

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In a video from the Horatio Alger Association, William Doré tells of a tense and abusive childhood. Horatio Alger Association/YouTube hide caption

itoggle caption Horatio Alger Association/YouTube

A driver pumps gas in Los Angeles, where prices are among the highest in the country, topping $4 a gallon. Frederic J. Brown/AFP/Getty Images hide caption

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A 1974 Gremlin covered with Mardi Gras beads is part of the auction lot of items from the former Kenner Mardi Gras Museum. The car is expected to draw several bids. Jeff Brady/NPR hide caption

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A Shell-owned ethylene cracker plant on Pulau Bukom, Singapore. Several U.S. states are competing for a similar plant the company plans to build in northern Appalachia. Courtesy of Shell Chemicals hide caption

itoggle caption Courtesy of Shell Chemicals

The town of Nitro has its beginnings in 1917, when the U.S. government created it as a place to locate a munitions plant. Jeff Brady/NPR hide caption

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