PLEASE NOTE THIS EDIT CONTAINS MATERIAL WHICH WAS ORIGINALLY 4:3<br /> <br />Iran and six world powers may be edging towards a nuclear deal.<br /> <br />Their top diplomats, including U.S. Secretary of State John Kerry, were in Geneva on Friday to help clinch an interim agreement over Tehran's disputed nuclear activities.<br /> <br />The tone seemed hopeful but cautious.<br /> <br />(SOUNDBITE) (English) U.S. SECRETARY OF STATE JOHN KERRY SAYING:<br /> <br />"We hope to try to narrow those differences but I don't think anyone should mistake that there are some important gaps that have to be closed."<br /> <br />The deal would lift some of the economic sanctions against Iran if it takes verifiable steps to limit its nuclear program.<br /> <br />In Moscow, Russian Foreign Minister Sergei Lavrov seemed more optimistic that a roadmap could be reached.<br /> <br />(SOUNDBITE) (Russian) RUSSIAN FOREIGN MINISTER, SERGEI LAVROV, SAYING:<br /> <br />"The reports we are getting from Geneva give us that hope."<br /> <br />The spokesman for European Union
