Master Sgt. Jacob Komenda, 51st Aircraft Maintenance squadron specialist section chief, explains Airman 1st Class Zachary Smith, 51st Medical Support squadron commander’s support section technician, the functions of various buttons in cockpit of a Fairchild Republic A-10 Thunderbolt II at Osan Air Base, Republic of Korea, July 18, 2018. As part of the Airman exchange, Airmen shadow members of the exchange unit and learn about some duties and abilities of its career field. (U.S. Air Force photo by Airman 1st Class Ilyana A. Escalona)