An RQ-4 Global Hawk undergoes pre-flight checks from maintenance technicians before a mission while deployed at an air base in Southwest Asia. Equipped on a block 40 Global Hawk, the Air Force completed the first Maritime Modes program risk reduction flight April 14, 2014. The system is designed to provide intelligence, surveillance and reconnaissance information on vessels traveling on the water's surface. (U.S. Air Force photo/Staff Sgt. Andy M. Kin)
United States Air Force
2014
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