Bill Cosby performs during a November 2014 show at the Maxwell C. King Center for the Performing Arts in Melbourne, Fla. Phelan M. Ebenhack/AP hide caption

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The Southeastern Pennsylvania Transportation Authority tests its Positive Train Control system at the agency's rail yard near Malvern, Pa. The system will cost SEPTA about $328 million. The regional passenger railroad is one of the few in the country that are on track to meet an end-of-the-year deadline for installing PTC. Jeff Brady/NPR hide caption

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Caryl Johnson (center) oversees communion at St. Mary Magdalene Community in Drexel Hill, Pa., as parishioners Janet Hamm and Jim Kalb assist. Unlike most traditional Roman Catholic services, a gluten-free bread and alcohol-free wine are offered. Jeff Brady/NPR hide caption

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A coal scraper machine works on a pile of coal at American Electric Power's Mountaineer coal power plant in 2009 in New Haven, W.Va. The state, in which coal mining is a major industry, is one party planning to sue the Environmental Protection Agency regarding new power plant regulations announced Monday. Saul Loeb/AFP/Getty Images hide caption

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