Wal-Mart advertises low prices every day.
And these days, you can get just about anything you want there, from avocados to auto parts.
This holiday season, the retail giant has even outsold other large toy store chains.
And at a handful of stores in New Hampshire, Wal-Mart now sells gasoline.
The world's largest corporation says customers want low gas prices.
But local independent gas selles complain Wal-Mart could put them out of business.
NHPR correspondent Darrell Halen has the story.
