Retailer also will rebrand Wal-Mart Express as Neighborhood Market.

Consumers buying more natural and organic products

Company has added about 260 food stores north of the border.

Price First brand significantly lower in price compared to branded products.

Three people test positive for E. coli O157:H7.

Whole Foods’ decision to offer rabbit meat has riled rabbit rescue groups despite establishing species-specific welfare standards.

Greg Foran promoted to president and CEO of Wal-Mart US; Bill Simon to depart.

Retailer sees potential in corporate brands, technology.

But food sales grew in the United States, despite industry softness and price deflation.

Wal-Mart joins forces with global companies in wide ranging commitments.