Crowds away as u.s. troops first thin out their perimeter and then pull back. how about the general takes that in just a second because i think he s much more informed than i am. but we re just making the larger issue that any retrograde out of or drawdown if you will, out of an environment that you can t assume that is always going to be permissive, is one that has to be done very carefully and it has to be sequenced in a very methodical way so that the safety and security of our people and the people who we are trying to protect is considered of paramount importance. and so we aren t going to be able to tell you, once we start to effect this withdraw, and ....