It's already available online on various websites, so if you really want to see it you just gotta look :)

sugarsmummy - it definitely felt a little contrived, but I still felt that emotion at the end. Just watching all the characters and their reactions was powerful to me. Everyone reacted in a way that was completely in character.
I think the part where Greg was yelling at the other police to make sure the area was clear wasn't him being superior to another branch but him trying to have control over something in the situation since at that point it was already out of his control.