FILE - In this May 9, 2013 file photo, a worker pushes shopping carts in front of a Wal-Mart store in La Habra, Calif. Wal-Mart Stores Inc. will pay $81 million after pleading guilty t

 

              FILE - In this May 9, 2013 file photo, a worker pushes shopping carts in front of a Wal-Mart store in La Habra, Calif.  Wal-Mart Stores Inc. will pay $81 million after pleading guilty t
FILE - In this May 9, 2013 file photo, a worker pushes shopping carts in front of a Wal-Mart store in La Habra, Calif. Wal-Mart Stores Inc. will pay $81 million after pleading guilty to criminal charges the company dumped hazardous waste across California, a company spokeswoman said Tuesday, May 28, 2013. Wal-Mart entered the plea in San Francisco federal court to misdemeanor counts of negligently dumping pollutants from its stores into sanitation drains across the state. As part of the plea, the company will pay the substantial fine that also will cover charges in Missouri.(AP Photo/Jae C. Hong)