evacuated by august 31st, that deadline, the president has indicated the u.s. will still continue those efforts. how big of a deal would that be? >> i'm sorry. i lost you for a moment there. i had a technical issue. well, it would be huge, because first, they have to start by essentially getting the taliban permission to do it. and they don't know how many americans are still there because not everybody registers with the embassy and people leave the country and don't tell the embassy they've left. so working through that list of exactly who is there and where they are. if there are people outside of kabul, that is extremely problematic. even to go help people in kabul get to the airport, you have to have vehicles. you have to have security. how long do you wait for all of that? how long will the taliban have