It will probably be a week before they can reach the deepest parts of the mine to investigate what caused the explosion that trapped the men deep underground , said Ben Hatfield , chief executive of International Coal Group , which owns the mine .
Ben Hatfield /business/person/company International Coal Group
PRP MD RB VB DT NN IN PRP MD VB DT JJS NNS IN DT NN TO VB WP VBD DT NN WDT VBD DT NNS JJ NN , VBD NNP NNP , JJ NN IN NNP NNP NNP , WDT VBZ DT NN .
Ben Hatfield
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International Coal Group
ORGANIZATION
/business/person/company