the acceptable level of chaos, and the understandable level of chaos, which is the rapid collapse of the afghan government now, and the unacceptable loss of american life, but it is one that officials had been warning about increasingly of the last two days and providing updates of the accelerating pace of evacuating they were quietly racing the alarm, and concern of the possibility of the terrorist threat that remained on the ground, and clearly those intelligent reports very concerned about were reallied. but they are stressing no formal attribution has been made yet. >> let's bring in general barry mccaffery. as you know, the last daysf battle are the most dangerous. i want to lean into your experience. give us a sense of the experience and advice that the president is getting? we know about the prepared