Gov. Joe Manchin tells TODAY’s Meredith Vieira that all but one of the four safety chambers, deep inside the blast-hit Upper Big Branch mine, have been checked for the four miners who remain ... more 
Gov. Joe Manchin tells TODAY’s Meredith Vieira that all but one of the four safety chambers, deep inside the blast-hit Upper Big Branch mine, have been checked for the four miners who remain missing. less 
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Wed, Sep 12, 2012 11:37 PM EDT