Wal-Mart Stores operates retail stores in a range of formats. Co.'s operations comprise three business segments: Wal-mart U.S., which operates retail stores in different formats in the U.S. under the Wal-mart or Wal-Mart brand, as well as Wal-mart's online retail operations, walmart.com; International, which consists of retail operations in 14 countries, and comprises of retail stores and restaurants including discount stores, supercenters and Sam's Clubs; and Sam's Club, which consists of membership warehouse clubs in the U.S. and the segment's online retail operations, samsclub.com. As of Jan ...