U.S. Army Private Johnathan Reyes, assigned to the 1st Battalion, 21st Infantry, 2nd Brigade, 25th Infantry Division, carries a bag to be sorted before loading onto a Korean Air Boeing 777 aircraft at Osan Air Base, Republic of Korea May 4, 2018. More than 500 U.S. Soldiers participated in a Mutual Airlift Support Agreement exercise to increase airlift capability and flexibility to U.S. Transportation Command during a contingency by using Korean Air aircraft to transport U.S. troops and equipment to forward operating bases in or near the Korean peninsula. (U.S. Air Force photo by Tech. Sgt. Ashley Tyler)