OSAN AIR FORCE BASE, Republic of Korea -- U.S. Air Force 51st Civil Engineer Squadron firemen participated in a fire training event as part of Vigilant Storm 23 at Osan Air Base, Republic of Korea, Oct. 31, 2022. The training was designed to test their ability to respond and treat casualty care victims in a simulated emergency environment. In addition to all the disparate flying capabilities that Vigilant Storm brings together, supporting forces on the ground also get to train their base defense procedures and survivability in case of attack.