PSO: A special job for Special Agents
Air Force Office of Special Investigations Special Agent Sarah Hedrick surveys the scene as a fellow Protective Service Detail SA assists Vice Admiral Ray Griggs, Vice Chief of the Australian Defence Force, from his vehicle at Joint Base Andrews, Md., Dec. 6, 2017. The SAs were part of a Protective Services Operations mission providing security for Griggs. (Photo by Nikos Cox, Missile Defense Agency Public Affairs)