things disposed of in a responsible way as we get closer to the end of the mission. i think people would expect us to do that. >> what is the department's assessment of the capability of isis-k? is there a real concern they can use afghanistan to launch attacks against the united states post august 31st? >> they are a serious terrorist threat. that was brought home to us pretty stark ways yesterday. we take the threat very, very seriously. i don't want to -- i'm not going to speculate about future threats. what i will tell you the president has made this clear, the secretary has made it clear to the leadership at the pentagon that we are not going to allow attacks on the homeland to emanate from