At this point:
http://www.youtube.com/watch?v=PJhBRGPwXb8#at=1m55

Ok...you just killed the first man, IN FRONT OF ANOTHER PERSON THAT DOES NOTHING? He just stands there, DOING ABSOLUTELY NOTHING? Not checking the corpse, not checking from where the arrow came from, not taking cover...NOTHING.

That's just...dumb, I don't know what to say.