Firefighters from the 378th Expeditionary Civil Engineer Squadron return to the tactical vehicle after an emergency response bilateral exercise, Prince Sultan Air Base, Kingdom of Saudi Arabia, Sept. 6, 2021. The exercise was integral to maintaining a working relationship between RSAF and USAF first responders and ensuring seamless integration in case of future emergencies at PSAB. (U.S Air Force photo by Senior Airman Samuel Earick)