Nuclear security

Scotland Yard Accuses Russia of Using Nuclear Weapon in London

Scotland Yard has formally accused Russia of carrying out a nuclear attack on the streets of London for the first time.

Years of painstaking investigation and forensic work have convinced British law enforcement agents and the security services that the Kremlin was behind a dastardly plot to assassinate a Russian defector with a cup of tea laced with the radioactive isotope Polonium-210.