The 433rd Civil Engineer Squadron and Joint Base San Antonio Fire Department firefighters brush and wash the contaminates off of firefighters in hazardous material suits during a joint training exercise at Joint Base San Antonio-Lackland, Texas, April 8, 2021. The 433rd CES and JBSA Fire Department firefighters wore mission oriented protective posture gear and HAZMAT suits to protect themselves against simulated contaminates from patients and personnel. (U.S. Air Force photo by Senior Airman Brittany Wich)