I agree with Darling, you still shot at him and he had a valid reason to kill you, however this could've been avoided if he checked the body first, nevertheless it's up to him to do that or not.
(also you don't have to mash mouse 1 to use the crowbar full speed, you can just hold it)

I agree with Darling, you still shot at him and he had a valid reason to kill you, however this could've been avoided if he checked the body first, nevertheless it's up to him to do that or not. (also you don't have to mash mouse 1 to use the crowbar full speed, you can just hold it)