operations from time to time. the drone operations which go in there. do you need more of that? >> well, i think -- i think we are doing what we need -- i would just say we're doing what we need to do. >> reporter: on capitol hill, senators question why another terror-fighting tool has yet to be used, adding the pakistani taliban to the u.s. list of terrorist organizations. >> if we shut off the money flow, we can significantly hamper their recruitment and training efforts. second, we would also be able to press criminal charges on anyone providing material assistance to the group. >> and, wolf, late today the state department said it is now considering adding the pakistani taliban to that terrorism list. wolf? >> why don't they just say what apparently is going on. they believe taliban -- the taliban in pakistan was responsible for the times square plot and in retaliation, the u.s. is sending these drones to try to kill as many of them as possible? why don't they just say that? >> well, wolf, i think the real