in the afternoon. we will, of course, come back to you as soon as there is any more on this story. we appreciate it. well, iranian media reports the country will further scale back its commitments to the 2009 nuclear deal. last month iran stopped complying with some commitments after the u.s. unilaterally withdrew from the deal. the u.s. then hit tehran with new sanctions. details of the u.s. plan are expected in the coming hours. this comes as the u.s. and iran are trading blame for thursday's tanker attacks in the gulf of oman. iran's parliamentary speaker says the u.s. resorted to the attacks because sanctions are not working. he is not providing any evidence to back up the claims. so two issues there. cnn has two correspondents working these developing stories. our fred pleitgen joins us from tehran and sam kylie is with us from dubai. so good to see you both. fred, let's start with you.