British Foreign Secretary William Hague, left, shares a joke with United Nations Special Envoy for Libya Abdelilah Mohamed Al Khatib during a group photo session at the start of the Libya Conference in London Tuesday March 29, 2011. International leaders plotted out an endgame Tuesday for Moammar Gadhafi's tottering regime, as British Prime Minister David Cameron accused the Libyan leader of shooting and starving his opponents into submission. (AP Photo/Stefan Rousseau/Pool)