A Japan Air Self-Defense Force E-767 Airborne Warning and Control System aircraft taxis before takeoff on Joint Base Elmendorf-Richardson, Alaska, Aug. 14, 2015. JASDF AWACS will get upgrades following the Air Force Life Cycle Management Center award of $208 million in February 2018 to the Boeing Co. for installation and checkout of the system. (U.S. Air Force photo/Alejandro Pena)