The head of London's Metropolitan Police says a terror attack in Britain is a matter of 'when, not if'

Metropolitan Police Commissioner Sir Bernard Hogan-Howe lays a wreath at the memorial in Hyde Park to mark the 11th anniversary of the 7/7 terrorist attacks on London. The commissioner of the Metropolitan Police has warned a terror attack in the UK is “highly likely” and a matter of "when, not if". Sir Bernard Hogan-Howe said he cannot promise an attack will not take place, despite being in charge of preventing them. He said instead that he could offer reassurance by explaining what the police and security services were doing to protect the...