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In this April 29, 2008 file photo, the outside of a new Wal-Mart supercenter is seen in Maumelle, Ark. Wal-Mart Stores Inc., the world's largest retailer, said Tuesday May 13, 2008, its profit rose 6.9 percent in its first quarter on higher sales as lower prices helped boost its results, topping Wall Street's expectations. (AP Photo/Mike Wintroath, file)
