** FILE ** Head of Iran's Atomic Energy Organization, Ali Akbar Salehi, delivers a speech at the International Atomic Energy Agency, IAEA, in Vienna, Austria, in this file photo dated Monday, Sept. 20, 2010. (AP Photo/Ronald Zak, file)

Photo by: Ronald Zak

** FILE ** Head of Iran's Atomic Energy Organization, Ali Akbar Salehi, delivers a speech at the International Atomic Energy Agency, IAEA, in Vienna, Austria, in this file photo dated Monday, Sept. 20, 2010. (AP Photo/Ronald Zak, file)