Dunn's DEATH: may as well have fallen over and drowned in a dogs water bowl ... (spoilers)

you can't spoil rotten food ;-)

But, that would have cost money, and they were trying to make sure they made money for themselves in the end. They could have had an awesome finale on top of that skyscraper, but instead all we got was a parking lot. More reason to dump this crap director, and his stupid slow burn nonsense.