9th Physiological Support Squadron launch and recovery technicians, conduct a pre-flight inspection on a full-pressure suit at Joint Base Elmendorf-Richardson, Alaska, May 8, 2017. The U-2 Dragon Lady participated for the first time in exercise Northern Edge, which is a joint exercise that involves over 200 fixed-wing aircraft. (U.S. Air Force photo/Staff Sgt. Jeffrey Schultze)

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Photo by: Staff Sgt. Jeffrey M. Schultze |  VIRIN: 170508-F-GU448-015.JPG