31 Jan 02. Northrop Grumman Corpp. (NYSE:NOC – news) has been awarded a $101m contract to supply two Global Hawk spy drones and mission control equipment, the Air Force said today.Global Hawk is an experimental system designed for surveillance of the battlefield from altitudes above 50,000 feet. The two drones are to supplied one after the other in September and December 2003. The mission control element is to be completed in June 2003, the Air Force said.