U.S. Rep. Peter DeFazio, D-Ore., stands at the filled-in entrance to the abandoned Formosa Mine outside Riddle, Ore., on Thursday, April 17, 2014, where acidic water is running out and flowing downhill to pollute a creek. DeFazio toured the abandoned mine to bring attention to the failings of current mining regulation and his intention to file legislation to overhaul the 1872 Mining Act. (AP Photo/Jeff Barnard)
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