very relieved that the only reason the sanctions will get lifted is if iran has complied with their part of the bargain and if the international atomic energy agency testifies to that. now, what does that involve? that involves shutting down the plutonium facility, which is the most common, most frequent, most explosive path to a nuclear bomb. that's going to be shut down completely. dismantling the vast majority of their centrifuges that produce uranium. shipping out 98% of the enriched uranium they have. in other words, they're going from being three months away from having the potential to have a nuclear bomb to probably a year and a half away, you know, 18 months away. but all of a sudden, the fuse has been lengthened enormously. so, of course, we should be pleased about that. it doesn't change the fact that there is a rivalry between the united states and iran, and that will persist as this episode shows. >> absolutely.