Staff Sgt. Louis Tirado, 433rd Operations Support Squadron aircrew flight equipment technician, prepares a decontamination line for readiness training with the 68th Airlift Squadron Nov. 8, 2020, at Joint Base San Antonio-Lackland, Texas. The decontamination line consists of four stations where AFE technicians work to safely decontaminate Airmen from toxic substances. (U.S. Air Force photo by Tech. Sgt. Samantha Mathison)