An Active Shooter Takes Hostages And Causes Mass Casualties In A Shopping Mall In This Simulated Incident 6

store supermarket target active shooter military soldier crouching lone wolf sniper security gunshot 2010s enforcement mall casualty marksman loner shooter man action armed hunting combat active pistol 1080p rifle gun training aim aiming gunman incident firearm weapon shooting pursuit shoot terrorist handgun terror assassin defense practice mass murderer violence revolver criminal domestic fire