Is Wal-Mart Good for America?

I know where I stand on this question, but here is an in-depth look at the world's largest retailer. I'm glad to see PBS looking at this company critically, as Wal-Mart has begun underwriting NPR, and you may not be hearing anything like this on the radio for awhile.

http://www.pbs.org/wgbh/pages/frontline/shows/walmart/