Paratroopers jump from a C-17 Globemaster III aircraft during a practice personnel drop as part of Pacific Airlift Rally 2015 over Malemute drop zone on Joint Base Elmendorf-Richardson, Alaska, Aug. 27, 2015. The tactical military exercise enhances military airlift interoperability and cooperation between nations of the Pacific region for future humanitarian missions.U.S. Air Force photo by Alejandro Pena