. >> curtis lovelace, a life interrupted. ♪♪ >>> this sunday, chaos, fear and desperation in afghanistan of course, they will kill us. >> as u.s. troops struggle to restore order at kabul's airport. >> they run behind you with an ak-47. boom, boom, boom, boom. >> president biden defended the decision. >> the idea that there's a way to have gotten out without chaos ensuing, i don't know how that happens. >> and makes this promise. >> let me be clear. any american who wants to come home, we will get you home. >> but the u.s. is relying on the taliban to allow safe passage of americans and our allies. >> my guests this morning, national security adivsor jake sullivan and republican congresswoman liz cheney of wyoming. >>> plus, our numb nbc news poll. new numbers on president biden's approval rating, his handling of covid, the economy in a deeply divided country. >>> also, kids, schools, and covid. cases rising nationwide. >> the situation is dire, and we are simply out of time. >> with more and more children now falling in -- >> critically, critically ill children. >> -- local school distr