Now Playing: 12-11-12 Marketplace

The Wealth & Poverty Desk's Krissy Clark reports from Lansing, Mich., about the state's passing of right-to-work legislation. The U.S. Treasury has sold all of its remaining shares of AIG, but the government still owns shares of some pretty big companies. With drug patents expiring, there's been a drop off in big pharmacy advertising, and that's hurting Web MD. The consumption of horsemeat is commonplace in the EU, but now there's cause for concern because some of the drugs given to American horses aren't safe for humans. And crossword puzzle creator Ben Tausig talks about the economics of creating crosswords for a living.