Kerry heads to Vienna on Friday for Iran nuclear talks: U.S.

U.S. Secretary of State John Kerry will fly to Vienna on Friday to take part in Iran nuclear talks ahead of a self-imposed June 30 deadline, U.S. State Department spokesman John Kirby said in a statement. The talks between Iran and six major powers aim to reach an agreement under which Tehran would restrain its nuclear program in exchange for relief from economic sanctions that have crippled its economy. The nations involved in the talks with Iran, which include Britain, China, France, Germany,