Royal Air Force Flight Lt. Graeme Hunt, a British C-130J Super Hercules pilot on exchange with the Royal Australian Air Force's No. 37 Squadron holds short of an intersecting runway while a C-17 Globemaster III performs a touch and go during Pacific Airlift Rally on Aug. 25, 2015, at Joint Base Elmendorf-Richardson, Alaska. Pacific Airlift Rally is a biennial, military airlift symposium sponsored by Pacific Air Forces for nations in the Indo-Asia-Pacific region. This year marks the 10th iteration of the PAR exercise series, which began in 1997. (U.S. Air Force photo by Staff Sgt. Sheila deVera/Released)

Royal Air Force Flight Lt. Graeme Hunt assigned to No. 37 Squadron and Royal Australian Air Force Flight Lt. Andreas Constantinou perform a pre-flight check on a C-130J Super Hercules before take-off during Pacific Airlift Rally on Aug. 25, 2015, at Joint Base Elmendorf-Richardson, Alaska. Pacific Airlift Rally is a biennial, military airlift symposium sponsored by Pacific Air Forces for nations in the Indo-Asia-Pacific region. PAR 15 uses a Humanitarian Assistance/Disaster Relief scenario to provide participating nations the opportunity to cooperate, interact, and advance airlift to topics specific to the region. (U.S. Air Force photo by Staff Sgt. Sheila deVera/Released)

A Royal Australian Air Force C-130J scans the area while conducting a search and rescue training mission near Joint Base Elmendorf-Richardson, Alaska, Aug. 25, 2015, during Pacific Airlift Rally. (U.S. Air Force photo by Staff Sgt. Sheila deVera/Released)

Royal Australian Air Force Lt. Andreas Constantinou and a RAAF maintainer conduct search and rescue training from a C-130J Hercules near Joint Base Elmendorf-Richardson, Alaska, Aug. 25, 2015, during Pacific Airlift Rally. PAF is a biennial, military airlift symposium sponsored by Pacific Air Forces for nations in the Indo-Asia-Pacific region.(U.S. Air Force photo by Staff Sgt. Sheila deVera/Released)

Paratroopers assigned to 1st Battalion (Airborne), 501st Infantry Regiment, 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, U.S. Army Alaska board a C-130J Super Hercules, assigned to the Royal Australian Air Force No. 37 Squadron on Joint Base Elmendorf-Richardson, Alaska, Aug. 24, 2015. Japanese Ground Self-Defense Force and U.S. Army paratroopers conducted a parachute jump from Royal Australian and U.S. Air Force aircraft as part of Pacific Airlift Rally 2015, a biennial, multilateral tactical military symposium designed to enhance military airlift interoperability and cooperation between nations of the Pacific region for future humanitarian missions. (U.S. Air Force photo by Staff Sgt. Sheila deVera/Released)

Paratroopers assigned to 1st Battalion (Airborne), 501st Infantry Regiment, 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, U.S. Army Alaska prepare to board a C-130J Super Hercules, assigned to the Royal Australian Air Force No. 37 Squadron on Joint Base Elmendorf-Richardson, Alaska, Aug. 24, 2015. Japanese Ground Self-Defense Force and U.S. Army paratroopers conducted a parachute jump from Royal Australian and U.S. Air Force aircraft as part of Pacific Airlift Rally 2015, a biennial, multilateral tactical military symposium designed to enhance military airlift interoperability and cooperation between nations of the Pacific region for future humanitarian missions. (U.S. Air Force photo by Staff Sgt. Sheila deVera/Released)