On 7 July 2005, just before 9 am, explosive devices detonated on London Underground trains at Liverpool Street, Edgware Road and Kings Cross stations and on a double-decker bus in Tavistock Square. Fifty-six people were killed and over 700 injured. Suicide bombing had come to Britain. Two weeks later, the capital's commuters narrowly missed disaster when four more devices failed to explode. S...