The Brazilian man shot dead by police in south London, who mistook him for a suicide bomber, had been in Britain on an out-of-date visa, officials say.Jean Charles de Menezes, 27, may have run from police because of his visa situation, BBC correspondents say. The electrician had come to the UK on a student visa, which allows people to work for a small number of hours. Relatives of Mr Menezes are considering suing over the Stockwell Tube shooting, saying police will have "to pay". Meanwhile, detectives are still hunting for the men who attempted to blow up three London Tube...