Six miners were trapped in a coal mine Monday by a cave-in so powerful that authorities initially thought it was small earthquake.Eight hours after the underground cave-in was reported, rescuers had not had any contact with the miners and were still trying to reach the crew, which was believed to be 1,500 feet below ground, about four miles from the mine entrance.
Rescuers were within 2,500 feet of the miners' presumed location, said Dirk Fillpot, a spokesman at the Mine Safety and Health Administration in Washington. It was not known what kind of breathing equipment the miners had.
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