U.S. Secretary of State John Kerry (L) speaks with Hossein Fereydoun (C), the brother of Iranian President Hassan Rouhani, and Iranian Foreign Minister Javad Zarif (R), before the Secretary and Foreign Minister addressed an international press corps gathered at the Austria Center in Vienna, Austria, July 14, 2015. Iran and six major world powers reached a nuclear deal on Tuesday, capping more than a decade of on-off negotiations with an agreement that could potentially transform the Middle East, and which Israel called an “historic surrender”. REUTERS/US State Department/Handout via Reuters ATTENTION EDITORS – THIS PICTURE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THE AUTHENTICITY, CONTENT, LOCATION OR DATE OF THIS IMAGE. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS PICTURE WAS PROCESSED BY REUTERS TO ENHANCE QUALITY. AN UNPROCESSED VERSION WILL BE PROVIDED SEPARATELY.