Now Playing: 12-06-11 Marketplace Mid-day Update
The latest threat for Europe comes from Standard & Poor's: a possible downgrade of 15 countries if the debt problems continue. Irish citizens are bracing for the fourth year of austerity. Author Robert Neuwirth says the informal economy could soon make up two-thirds of the world's workforce. Pollution in China could be a benefit for the U.S., and Microsoft sets out to revamp XBox Live.