Firefighters from the 31st Civil Engineer Squadron, respond to an Initial Response Force (IRF) training, at Aviano Air Base, July, 3, 2021. Multiple agencies were involved in responding to the IRF training including Public Affairs, Fire Department, Security Forces, Communications, Finance, Emergency Management, Bioenvironmental, Vehicle Maintenance, Safety, Force Support, Contracting, Explosive Ordnance Disposal, Civil Engineers, and Medical. (U.S. Air Force photo by Senior Airman Jessica Blair)