The U.S. Air Force 355th Civil Engineer Squadron leadership team participates in the Under the Helmet event on the fire training grounds at Davis-Monthan Air Force Base, Arizona, June 17, 2022. The purpose of this event was to give leadership an experience of what 355th CES chemical, biological, radiological and nuclear Airmen have to accomplish when executing real-world hazardous materials environmental responses. (U.S. Air Force photo by Senior Airman Kaitlyn Ergish)