Darrell Issa
  • Rep. Elijah Cummings, D-Md., ranking Democrat on the House Oversight and Government Reform Committee speaks on Capitol Hill in Washington, in this Feb. 16, 2012 file photo. The House Oversight and Government Reform Committee is holding a hearing Wednesday Dec. 12, 2012 to take a look at the science behind tests for HGH.

    The NFL Players Association won't accept the validity of an HGH test that is used in other professional sports. A congressional committee will open a hearing to examine the science behind the test. 

    LAST UPDATE : Dec 12, 2012, 11:51 AM EST
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