There in my Canadian newspaper was a photograph of an ordinary house in an ordinary street in ordinary working-class Walthamstow in northeast London. But the bland veneer was shattered by the presence of armed police officers. For this was the home of an alleged terrorist who, it is claimed, wanted to murder thousands of innocent people by blowing up airliners over the Atlantic and give his life in international jihad. No longer ordinary, particularly for me. Because Walthamstow is where I was born, just yards away from where this terror suspect lived. He too was born in Britain, just as...