mission ends. but i would not envision a significant military role in that effort going forward. >> okay. >> barbara. >> back to what david was asking. if the u.s. military knew there were improvements to be made such as closing roads and pushing the perimeter back further, why wasn't this discussion engaged in before -- before the attack, why wasn't the point pressed, why weren't these improvements asked for by the taliban. because you're saying, general mckenzie was clear, he's asking for this now. >> well i'll tell you, from the very get-go, even before we had specific threat assessment, it was of paramount importance to general mckenzie, to the