A first possible weapon. so once iran has achieved those, that's when there can be material -- material sanctions relief. >> how much pressure do you feel from all of these nuclear experts, past advisers and negotiators, democrats and republicans, from different administrations who are all saying uh-uh, this is not the good deal that we were told it was going to be? >> well, i think what they're really saying is that it's not that it's not a good deal. it's that for it to be a good deal they are laying out what they think are essential parameters and essential agreements. as i've said, those a...