A bloody attack on the U.S. consulate in Libya that left American ambassador Christopher Stevens, two marines and a communications officer dead was a planned ambush by terrorists using a pro-Islam protest as cover, it has been claimed. The victims died during a rocket attack when an armed mob set fire to the consulate in Benghazi after joining a protest over a 'blasphemous' film about the Prophet Mohammed. It is believed a 'small, vicious group' of attackers used the protest as a diversion, although questions remain over whether the killers drummed up support for the march or simply took advantage...