That would make far to much since for the brain dead bureaucrats in gov't.
Besides, if we did that, what would the crazy Mohammads use as an excuse for terrorizing us then?
We have to stay in the region because the region has something that is vital to our national security interests. I'm sure you know what that something is. Until Pootie-Poot can get his nations industry at a point where it can rival Saudi Arabia (or come close), we're still gonna need the Middle East for that special something.