Edited sentence: 45 Combat Commander.All officers are trained to use firearms and are armed at all times while on and off duty.In the early 1990s, the standard sidearm was the Colt.Most DoD Police are still using the M-9 Beretta pistol, (The M-9 is the Government version of the 92F).Some DoD Police Departments use the Sig 228 compact, more specifically for investigative personnel than for patrol duties.The uniform worn by DoD Police officers are similar to that of civil police, apart from insignia.They are also equipped with shotguns,  ASP batons, OC Spray, shields and other riot gear.This was last used by the now defunct Mare Island DoD Police force