who would think that we're dealing in bad faith and they would bolt and that i that's not the deal and then the sanctions do fall apart. >> reporter: the head of the international atomic energy agency told reuters he's seen, quote, no radical change in iran's march toward a nuclear weapons capability about the islamic regime continuing to enrich uranium to the 20% level, high enough to produce a nuclear war head if they amass sufficient stockpiles. susan rice explained how the pending offer will impact iran's nuclear program during the proposed six-month freeze on its operation. >> their ability to install new centrifuges, their ability to pursue their plutonium processing at the iraq facility, their ability to increase their breakout capacity, all of these things would be halted or rolled back. >> reporter: in exchange, however, israeli strategic affairs minister warned that the allied negotiators are offering