them or develop nukes at a pace that the rest of the world is okay with ostensibly. we see what the houthis are doing in yemen. we see how they're using isis as this kind of opportunity to expand their reach in all of these different situations. looks like they're running the table here doesn't it? >> well look in terms of some of the regional issues that you just discussed, yeah they're running rampant. they're moving ahead in iraq, they're moving in syria. with with isis they are on our side. but they're causing a lot of problems in the region. now where we do have levers over them is the sanctions, the sanctions are hurting them. it hurts their food their energy they can't export oil. so they are hurting, i think the big lever we have which is the sticking point of the negotiations is that the timing and the scope of sanctions relief. and the limits on their technology what we want to say