Boeing aircraft have been in the news since the crash of Air India 171 Dreamliner in Ahmedabad's Meghani Nagar on June 12, a tragedy that claimed 270 lives.

It’s also the latest disaster to hit the beleaguered American aerospace giant — which has been dogged by a door that blew off a 737 jet, a leaky spacecraft that stranded astronauts on the International Space Station for months, as well as politically damaging delays in outfitting the new Air Force One jets.