LAX says Athena's journey is a first
                                
                                
                                    (Newser) -
                                    No danger of this passenger experiencing an episode of  nut rage : In what Los Angeles International Airport says is an aviation first, a robot traveled as a paying passenger on Monday, sitting in an economy-class seat of its own on a Lufthansa flight to Frankfurt, Germany,  Reuters  reports. "Athena,...