To date, 76 teams registered representing Alliance Resource Partners L.P., Alpha Natural Resources, Arch Coal Inc., BHP Billiton–San Juan Coal, Black Panther Mining Corp., Blue Mountain Energy, Cliffs Natural Resources, CONSOL Energy, Drummond Company Inc., James River Coal Co., Knight Hawk Coal LLC., Mach Mining LLC, Pacificorp, Patriot Coal Corp., Peabody Energy, Pocahontas Coal Co., Prairie State Generating Co., Rhino Resource Partners L.P., SunCoke Energy, Teco Coal Corp. and Walter Energy.
http://coalminerescuecontest.com/

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