A members of the 88th Security Forces Squadron, applies a bandage on Senior Airman Alfredo Piedrahita, 88th Operations Support Squadron, who is portraying a victim of a simulated gas leak explosion during a base mass casualty exercise at the Warfighter Training Center, Wright-Patterson Air Force Base, Ohio, Aug. 1, 2019. Base exercises are used to train personnel in emergency response and in this case how to react to a gas leak. (U.S. Air Force photo by Michelle Gigante)