John Kerry, William Hague, Ali Zeidan

U.S. Secretary of State John Kerry, right, speaks to the media as British Foreign Secretary William Hague, left, and Libya Prime Minister Ali Zeidan, stand with him at the Winfield House, the residence of the U.S. Ambassador to Britain, in London, Sunday, Nov. 24, 2013. Kerry will conduct regional talks with Zeidan, according to the U.S. State Department, following two days of negotiations in Geneva to forge an agreement with Iran over its nuclear programme. (AP Photo/Carolyn Kaster, Pool)