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Steam rises from the stakes of the coal-fired Jim Bridger Power Plant supplied by the neighboring Jim Bridger mine that is owned by energy firm PacifiCorp and the Idaho Power Company, outside Point of the Rocks, Wyoming  March 14, 2014. West Virginia mined 120 million tons (109 metric tons) of coal in 2012, second to Wyoming, or about 12 percent of total U.S. production. Kentucky was third with about 9 percent of output, according to the National Mining Association.  REUTERS/Jim Urquhart  (UNITED STATES - Tags: ENERGY BUSINESS) - RTR3H5NS Jim Urquhart/Reuters
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