British Foreign Secretary William Hague (L) and Iranian Foreign Minister Mohammad Javad Zarif attend the third day of closed-door nuclear talks at the Intercontinental Hotel in Geneva November 9, 2013. France warned of serious stumbling blocks to a long-sought deal on Iran’s nuclear programme as foreign ministers from Tehran and six world powers extended high-stakes negotiations into a third day on Saturday to end a decade-old standoff. REUTERS/Jean-Christophe Bott/Pool (SWITZERLAND – Tags: POLITICS ENERGY)