SAULT STE. MARIE, Mich.—  A U.S. Army Corps of Engineers linehandler and a deck hand from the Mesabi Miner walk the 1000 foot-long freighter carrying iron ore into position in the Poe Lock, Dec. 8, 2011. Fully loaded the Mesabi Miner can carry up to 63,300 tons. (U.S. Army Corps of Engineers photo by Michelle Hill)
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