U.S. Secretary of State Hillary Clinton delivers remarks at the State Department in Washington

Hillary Clinton

U.S. Secretary of State Hillary Clinton delivers remarks at the State Department in Washington September 12, 2012, on the deaths of U.S. embassy staff in Benghazi. REUTERS/Gary Cameron

U.S. Secretary of State Hillary Clinton delivers remarks at the State Department in Washington September 12, 2012, on the deaths of U.S. embassy staff in Benghazi. REUTERS/Gary Cameron

U.S. renews waivers of Iran sanctions for Japan, EU nations