Dubai World US Properties

FILE - In this Nov. 11, 2008 file photo, the renovated Fontainebleau Hotel in Miami Beach, Fla. is shown. Dubai World borrowed billions to acquire some of the most high-profile commercial developments in the U.S. in recent years _ properties that could be at risk if the Persian Gulf conglomerate should collapse under its crushing debtload. (AP Photo/Lynne Sladky, file)