Constant Vigilance Active Shooter Scenario at Okinawa bases

U.S. Marine Corps Sgt. Brok Mccuiston a squad leader, with Provost Marshal Office, Marine Corps Installations Pacific, conducts radio calls for an active shooter scenario during the Constant Vigilance 2020 exercise, Sept. 23, on Camp Hansen, Okinawa, Japan. Constant Vigilance is an annual exercise designed to test consequence management and emergency response capabilities of Marine Corps Installation Pacific facilities and personnel, held Sept. 22-25 on bases across Okinawa.