you have been implying that isis is a part of the afghanistan equation and what i want to ask you about is as the president looks in afghanistan, as the team presents him options, are those options primarily about whatever isis component is in afghanistan or the larger, more malignant issue in afghanistan which has always been the taliban? >> right. as you know, there are multiple missions going on to confront those multiple things. the u.s. currently has about 8400 forces in afghanistan doing a counter terrorism operation which is operation freedom sentinel and then the nato mission which is to train, advise and assist under operation resolute support. the main objective of us being in afghanistan from being used as a safe haven for terrorists who attack the united states and our allies, that's the maj objective. we remain very focused on the defeat of al qaeda, its associates as well as the defeat of isis affiliate in