Originally Posted by MrBottomTooth

Oh shit, here's the actual video. He was obviously justified in opening fire the way the first guy was waving the gun around pointing it at the employees, but I can't honestly say he had any right to come back and shoot the kid on the ground. That was pretty brutal.

http://www.liveleak.com/view?i=eed_1243733340

he should have stopped after he took him down and just held him at gunpoint until the police showed up.

Although it says the first bullet hit him in the head, so there's a chance he would have just died anyway waiting for the police / ambulance to show up.