MANCHING, Germany — The Euro Hawk unmanned aircraft system set an endurance record last month when it flew for 25.3 hours in European airspace. Built by Northrop Grumman, operating through its subsidiary Northrop Grumman ISS International Inc. and Cassidian, the UAS climbed to 58,600 feet over Manching Air Base, Germany. Europ Hawk has completed 19 flights and about 200 flight hours. (Source: Northrop Grumman, 09/03/13) Euro Hawks were built in part in Moss Point, Miss.