Wall Street

March 7, 2012 - 8:45 AM
In this March 6, 2012 photo, traders work on the floor at the New York Stock Exchange in New York. World stock markets cautiously rebounded Wednesday March 7, 2012 in a week that saw Europe's debt crisis return to center stage over concerns Greece would not attract enough investor support for a deal meant to head off a messy default. (AP Photo/Seth Wenig)