Air India plane crash investigators reportedly find the first of the "black boxes" from the Boeing 787-8 that slammed into buildings, killing all but one of the 242 people on board.

All but one of the 242 people on board the London-bound flight died when it crashed into a residential area in Ahmedabad shortly after take-off.

The deadly crash of an Air India flight carrying more than 240 people on Thursday arrives after years of efforts to turn around the country's flag carrier — which had been plagued by tragedy and financial losses under prior state ownership.

An Air India crash Thursday involved a Boeing 787-8 Dreamliner, which the aircraft manufacturer first delivered 14 years ago.

All but one of the 242 people on board the London-bound flight died when it crashed into a residential area in Ahmedabad shortly after take-off.