Air Force Lt. Col. Andrew Campbell, 36th Airlift Squadron commander, prepares a C-130 Hercules for a night landing during KEEN SWORD 2015 at Yokota Air Base, Japan, Nov. 13, 2014. KEEN SWORD is a bilateral exercise between the Japanese Air Self-Defense Force and U.S. service members to increase readiness to defend and support various crisis situations in the Pacific theater. (U.S. Air Force photo by Airman 1st Class Soo C. Kim)