for that, and that tempers their behavior, then yes, we would have leverage. if they don't, if they revert to the way they behaved before 9/11 and then we don't have so much leverage, in my view. >> the truth is their behavior even post 9/11 has not been encouraging. this is a group that carried out many, many terror attacks against afghan civilians, u.s. soldiers. we know al qaeda fighters were fighting alongside taliban militants as they advanced across the country. i just wonder, based on your experience with the taliban, do we have any reason to believe they will not offer safe haven to these kinds of groups, al qaeda and others? >> well, we'll see. they've got a real problem on their hands with isis, the isis franchise in afghanistan, with whom they do not have a good relationship at all. so if they are fighting among