RAF snipers may also be watching from helicopters
                                
                                
                                    (Newser) -
                                    Next stop for drones: London. To help bolster security at next year's Olympics, Scotland Yard plans to use unmanned drones equipped with cameras for "eyes in the sky," reports the  Independent . Only one local police force currently uses a drone—a radio-controlled mini-helicopter—for surveillance, but three...