FOUR friends from northern England have changed the face of terrorism by carrying out the suicide bombings that brought carnage to London last week. It emerged last night that, for the first time in Western Europe, suicide bombers have been recruited for attacks. Security forces are coming to terms with the realisation that young Britons are prepared to die for their militant cause. Three of the men lived in Leeds and the immediate fear is that members of a terrorist cell linked to the city are planning further strikes. The mastermind behind the attacks and the bombmaker are both still...