i'm joined by mark ginsberg, former ambassador to morocco, he moderated a panel for senate staffers on whether iran could deal in good faith. how far is iran willing to go. we heard foreign ministers say iran will not dismantle heavy sentry fumes for the water reactor that could be used to make plutonium. is give on these issues solution. >> sure there is. there has to be horse trading, but the parameters of agreement should objective. there shouldn't be trarption for subjective wiggle room. after all, we can count the number of centrifuges the i.a.e.a. can count whether or not a nuclear reactor is iraq is being moth balled or under construction. certainly everybody can counselled to what extent iran is continuing to enrich uranium or, in effect, isolate and neutralize uranium and plutonium. there's a lot of spin going on, troubling. >> every time there's a conversation, first the initial deal, then the second conversations. it seems every time there's an agreement, the iranians say something that doesn't match wh what the americans are staying. >> given the fact that i can understand