Fireworks fill the sky after the Olympic cauldron was lit on Feb. 8, 2003, marking the one year anniversary of the 2002 Winter Games at the opening and closing ceremony venue in Salt Lake City, the last American city to host the Olympics. Douglas C. Pizac /AP hide caption

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Sen. Orrin Hatch, R-Utah, at the U.S. Capitol on March 15, 2012. J. Scott Applewhite/AP hide caption

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Mine helmets and painted crosses sat at the entrance to Massey Energy's Upper Big Branch coal mine on April 5, as a memorial to the 29 miners killed there one year earlier. Jeff Gentner/AP hide caption

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The Two-Way

Mine Safety Agency Reports Failures Before Deadly Explosion

But it said its failures did not directly contribute to the blast, which killed 29 coal miners in 2010.

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