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house with some of his national security advisers including dennis mcdonough and tony blinken and ben rhoadsght there. they were in the oval office and the president was getting briefed on what was going on. the president was supposed to start speaking about 15 minutes ago but this is not unusual. things take a while to get organized and get the technical arrangements made in the white house so the president can address the nation. robin wright is joining us. a long-standing journalist who covered iran and u.s. relations for a long time. this is potentially a historic breakthrough. if you go to '79-'80 when american diplomats were held hostage for 444 days and now in the last few months the president of the united states has spoken with president rouhani the new president of iran and now there is a deal on the nuclear project in iran in geneva. give us some perspective. >> i covered the negotiations for the release of the hostages. and in contrast to 1981 and those dramatic moments, the encounters to release the 52 americans they were never held face to face. what's really striking about the