vice president of the woodrow wilson center. every time i say that, aaron, it's an incredible accomplishment. thank you for being with us. >> you're too kind. >> no, you're too smart. we are in new territory here. iran wanted these sanctions lifted so bad it could taste it. they clearly had heard and now they are getting some relief, but are they giving everything they promised in return. >> i don't think you are going to get the full reveal with respect to what it is they're doing. it will be interesting to see what the iaea concludes on the basis of these inspections and their visit to tehran. i suspect iranians will try to hold some stuff back. if they want to get to the next stage, they have to adhere scrupulously to the interim agreement. it's a cat and mouse game. if we are looking for incredible certainty and the assurance that the iranians have permanently shelved their nuclear weapons