In this Thursday, June 4, 2015, photo, shoppers walk from the checkout at a Wal-Mart Supercenter store in Springdale, Ark.
In this Thursday, June 4, 2015, photo, shoppers walk from the checkout at a Wal-Mart Supercenter store in Springdale, Ark. Danny Johnston AP
In this Thursday, June 4, 2015, photo, shoppers walk from the checkout at a Wal-Mart Supercenter store in Springdale, Ark. Danny Johnston AP