When Sam Walton opened the first Wal-Mart store in 1962, it was the beginning of an American success story that no one could have predicted. A small-town merchant who had operated variety stores in Arkansas and Missouri, Walton was convinced that consumers would flock to a discount store with a wide array of merchandise and friendly service. Hence, Wal-Mart's mission is to deliver big-city discounting to small-town America. Sam's Roots From humble, hard-working roots, Sam Walton built Wal-Mart Stores, Inc. into the largest, fastest-growing, a ....