agreement. we told them we re leaving. you re going to lose all of your support. we forced them to release 5,000 some of the most heinous people on earth who went back to terrorizing the afghan people. so the psychological blows that fell much harder on afghans than even the physical blows that the taliban could have delivered you know what they did with the february 2020 capitulation and president biden s confirmation of that, they went around to district chiefs to provin shall leaders and to afghan army and said here is your options, accommodate with us or we kill your family. what do you think about that? and so that is why you saw this rapid collapse. i think it was completely predictable. please stand by. i just want to update our viewers who may just be joining what we know about the situation in kabul and an explosion confirmed by the pentagon outside of kabul airport. it appears based on cnn s reporting to be a suicide attack
0 casualties are unclear at this time. we will provide additional details when we can. we also learned moments ago that president biden has been briefed on that explosion outside of kabul airport. a white house official tells cnn. and we are waiting on a pentagon press briefing which will happen in about 30 minutes from now. the back ground on this, as you look at a live picture from the kabul airport, that in recent days and yesterday we reported the u.s. has been very concerned about a credible threat stream about potential terror attacks targeting the gates to the airport and the crowds around those gates. the u.s. believing that terror groups had both the capability and the planning to carry out such attacks. there is still no attribution for these attacks or as we said, any confirmation about casualties. we have our reporters covering the story. let s begin with nick paton walsh in doha. we see now a confirmed attack. only the families of the u.s. serve men concerned about who