in the next few days, officials tell me is when they expect the iran nuclear deal to be implemented and that's when those sanctions, billions of dollars in sanctions on iran are going to be lifted so it seems that that could have been a big influence. the hard liners in iran did not want to lose that. >> jim sciutto, jim, thanks. a lot to discuss joining me is former commander of the uss cole who served on the joint chief of staff and bushed a machine station and fareed sa cz -- zakaria. they see this as a sign of progress and cooperation by the u.s. and iran. do you buy that? >> may be progress with respect to cooperation. the biggest concern is how iranians are treating it when you look at how they treated the sailors captured and i use that word specifically on their knees, hands behind the head, guns pointed at them, that's really not a sign of two nations