casualties, the pentagon confirmed an attack at gates and it is our latest information that this appears to be a suicide attack. that could be consistent with the tactics used by a number of terror groups who should be clear in afghanistan, though i should note that the particular concern leading up to this moment, this specific intelligence stream that we reported yesterday, focused on the group isis-k or islamic state corizan. many groups making a base home in afghanistan. let s go back to kylie atwood. kylie, i know you ve been working your sources on this. are you learning any more details about the exact location of this attack or the possibility of casualties? reporter: yeah, jim, what ware learning is that this attack happened at one of those entry gates. that you guys have been discussing. these entry gates have been swarmed by afghans over the last few days, over the last ten days
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