460th Security Forces Squadron Trains with FBI Published May 20, 2024 By Airman 1st Class Joshua Hollis Buckley Space Force Base, Colo. -- Federal Bureau of Investigation personnel advance towards a simulated active shooter at Buckley Space Force Base, Colorado, April 9, 2024. An FBI negotiator communicated with the simulated active shooter in order to exercise de-escalation. (Space Force photo by Airman 1st Class Joshua Hollis)