Talking about is days, perhaps a week, but not a long-term extension. all of them, all of the negotiators involved. and we ve just been talking to say, that it is absolutely not going to be renegotiating what was agreed on in april in luzon switzerland switzerland. they say the framework that was agreed on in april is what they re dealing with but they have to flesh it out. they have to fill in the details. what will happen to the enriched fuel that has to be disposed of how will that be disposed. the kind of detail they re trying to work out. it s going to be hundreds of pages that have to be written down text agreed to by most sides and lawyered. that was not something that was on the table in luzon because there was no paperwork there. that s why this is so complicated. foreign minister zarif went back last night to tehran. he s expected back tomorrow morning. he went back to consult because there were real questions about whether iran was backtracking. the ayatollah cosaid what the ....