Photo: Jay LaPret, Bloomberg News Image 1of/13 CaptionClose Image 1 of 13 Wal- Mart associate and greeter Clarence Hatfield ARE waits for customers at the front doors of the company's SuperCenter store in Grove City, Ohio Thursday, March 2, 2006. Wal- Mart associate and greeter Clarence Hatfield ARE waits for customers at the front doors of the company's...