Iran's Supreme National Security Council Secretary and chief nuclear negotiator Saeed Jalili answers a question during a final news conference in Almaty, Kazakhstan, Wednesday, Feb. 27, 2013. (AP Photo/Pavel Mikheyev)

Photo by: Pavel Mikheyev

Iran's Supreme National Security Council Secretary and chief nuclear negotiator Saeed Jalili answers a question during a final news conference in Almaty, Kazakhstan, Wednesday, Feb. 27, 2013. (AP Photo/Pavel Mikheyev)