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

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

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.

More than 900 World War II veterans have been flown to Washington.

Police find no signs of tampering with meat laced with LSD.

The concept will create a digital retail concept and give all of the company's store formats 'full connectivity.'

Mike Duke set to retire in February 2014.

Chile and Mexico markets to launch the index in 2014.

Wal-Mart plans to tap regional brands, local growers.