Staff Sgt. Joshua Anderson, 51st Aircraft Maintenance Squadron maintainer, prepares his chemical protection suit prior to the start of his shift, at Osan Air Base, Republic of Korea, May 10, 2016. The 51st AMXS is responsible for the maintenance and repair of Osan’s F-16 Fighting Falcons and A-10 Thunderbolt IIs. (U.S. Air Force photo by Tech. Sgt. Travis Edwards/Released)

Staff Sgt. Joshua Anderson, 51st Aircraft Maintenance Squadron maintainer, prepares his chemical protection suit prior to the start of his shift, at Osan Air Base, Republic of Korea, May 10, 2016. The 51st AMXS is responsible for the maintenance and repair of Osan’s F-16 Fighting Falcons and A-10 Thunderbolt IIs. (U.S. Air Force photo by Tech. Sgt. Travis Edwards/Released)

Airmen from the 51st Aircraft Maintenance Squadron prepare an A-10 Thunderbolt II for a training mission during exercise Beverly Herd 16-01 at Osan Air Base, Republic of Korea, May 10, 2016. The A-10 is a multi-role, close-air support air asset that features a 30mm cannon on the front of the aircraft. BH 16-01 is a week-long readiness exercise for the 51st Fighter Wing that includes a plethora of scenarios (U.S. Air Force photo by Tech. Sgt. Travis Edwards/Released)

A crew chief from the 51st Maintenance Group marshals an A-10 Thunderbolt II prior to takeoff for a training mission during exercise Beverly Herd 16-01 at Osan Air Base, Republic of Korea, May 10, 2016. The 25th Fighter Squadron arrived with A-10s to Osan in October 1993. BH 16-01 is a week-long readiness exercise for the 51st Fighter Wing that includes a plethora of scenarios (U.S. Air Force photo by Tech. Sgt. Travis Edwards/Released)

Master Sgt. Anthony Lemos, 51st Aircraft Maintenance Squadron specialist section, dons his chemical protection suit during a simulated missile attack May 10, 2016, during Exercise Beverly Herd 16-01 at Osan Air Base, Republic of Korea. The Joint Service Lightweight Integrated Suit Technology helps protect against chemical and biological agents, radioactive fallout particles and battlefield contaminants when properly paired with the chemical protective mask. BH 16-01 is a week-long readiness exercise for the 51st Fighter Wing that includes a plethora of scenarios (U.S. Air Force photo by Tech. Sgt. Travis Edwards/Released)

A crew chief from the 51st Maintenance Group marshals an A-10 Thunderbolt II prior to takeoff for a training mission during exercise Beverly Herd 16-01 at Osan Air Base, Republic of Korea, May 10, 2016. The 25th Fighter Squadron arrived with A-10s to Osan in October 1993. BH 16-01 is a week-long readiness exercise for the 51st Fighter Wing that includes a plethora of scenarios (U.S. Air Force photo by Tech. Sgt. Travis Edwards/Released)

A crew chief from the 51st Maintenance Group helps marshal an A-10 Thunderbolt II prior to takeoff for a training mission during exercise Beverly Herd 16-01 at Osan Air Base, Republic of Korea, May 10, 2016. The 25th Fighter Squadron arrived with A-10s to Osan in October 1993. BH 16-01 is a week-long readiness exercise for the 51st Fighter Wing that includes a plethora of scenarios. (U.S. Air Force photo by Tech. Sgt. Travis Edwards/Released)

Staff Sgt. Joshua Anderson, 51st Aircraft Maintenance Squadron maintainer, inspects an A-10 Thunderbolt II after a training mission during Exercise Beverly Herd 16-01 at Osan Air Base, Republic of Korea, May 10, 2016. Post-flight inspections are necessary after every flight to ensure the aircraft is properly maintained for future flights. BH 16-01 is a week-long readiness exercise for the 51st Fighter Wing that includes a plethora of scenarios (U.S. Air Force photo by Tech. Sgt. Travis Edwards/Released)

Staff Sgt. Joshua Anderson, 51st Aircraft Maintenance Squadron maintainer, inspects an A-10 Thunderbolt II after a training mission during Exercise Beverly Herd 16-01 at Osan Air Base, Republic of Korea, May 10, 2016. Post-flight inspections are necessary after every flight to ensure the aircraft is properly maintained for future flights. BH 16-01 is a week-long readiness exercise for the 51st Fighter Wing that includes a plethora of scenarios (U.S. Air Force photo by Tech. Sgt. Travis Edwards/Released)

Staff Sgt. Joshua Anderson, 51st Aircraft Maintenance Squadron maintainer, inspects an A-10 Thunderbolt II after a training mission during Exercise Beverly Herd 16-01 at Osan Air Base, Republic of Korea, May 10, 2016. Post-flight inspections are necessary after every flight to ensure the aircraft is properly maintained for future flights. BH 16-01 is a week-long readiness exercise for the 51st Fighter Wing that includes a plethora of scenarios (U.S. Air Force photo by Tech. Sgt. Travis Edwards/Released)