making sure that they are ready and able to get on flights out of that. so it's a complex interagency effort here, tom. what i can tell you, i can't guarantee a certain number by a certain day. i wouldn't do that. as the general said, weather can play a factor. it has today. 5,000 to 9,000 per day. a couple dozen flights per day, conditions permitting. but it has to be done in close concert with our state department colleagues and so we'll do as much as we can for as long as we can. >> you talk about the 31st. that's an arbitrary date set by the white house. the white house could -- the president could, extend that deadline into september as long as the airport is secure, isn't that right? >> the mission we've been given, tom, to conduct the drawdown. >> if the airport is secure you could continue into september,