as the general said earlier, we also have other means to go out and get people in if we need to. we have now done three rotary wing lifts. so we have that option available to us as well. did that answer your question? >> i don't mean to be thinking about this i'm trying to understand how the communication happens. let's say they aren't letting in a certain credential that should be let in. how is that resolved? >> good question. what would happen is commanders on the ground would -- if that was brought to their attention. this has actually happened. when we have reports that somebody who is properly credentialed is not being let in or maybe their family members, but they have proper credentials, we're making that clear to the taliban leaders that no, they are appropriate, you do need to let them in. there has been a little give