Deutsche Flugsicherung urges aviation industry to develop safety system . The German airline Lufthansa has been criticized for its handling of the crash in which a Russian airliner crashed into an airport near St. Petersburg.
Deutsche Flugsicherung urges aviation industry to develop safety system . Similar technology is already available for piloting drones , but not planes . Co-pilot deliberately crashed jet last month in Alps killing all 150 on board . Separate report says passengers could hack planes using in-flight TVs .