Staff Sgt. Ryan Brown, 374th Aircraft Maintenance Squadron crew chief, shows a sign to C-130J Super Hercules’ crew members during a Samurai Readiness Inspection at Yokota Air Base, Japan, Oct. 25, 2021. Yokota Airmen demonstrated how to decontaminate an aircraft exposed to a chemical or biological agent. The SRI is an exercise that maintains operational readiness capabilities. (U.S. Air Force photo by Yasuo Osakabe)