[JURIST] London's Metropolitan Police Service announced in a statement [text] Saturday that a man originally said to be a suicide bomber shot dead by plainclothes police at point blank range [JURIST report] at the Stockwell Tube station in London Friday was not connected with any of the London bombings and that the service regretted the "tragedy." The man killed was identified as Jean Charles de Menezes, a Brazilian national. British Muslim associations have expressed "deep concern" over the killing [Muslim Council of Britain press release] and have called for the review of police guidelines on dealing with potential terrorists and suicide bombers. In a statement the Brazilian government said it was shocked by the incident and has protested to UK authorities. The shooting has been referred to the UK's Independent Police Complaints Commission. BBC News has more.