Boeing was generating optimism. Then on Thursday a 787 crashed, raising the specter of fresh problems for Boeing and altering the message it planned to send.

Boeing 787 Dreamliner — with 242 people on board crashed into a medical college complex in the Meghaninagar area moments after taking off from the airport on Thursday afternoon.

The Boeing 787 Dreamliner crashed shortly after take off on Thursday in what is one of the deadliest plane accidents in terms of the number of British nationals killed. It struck a medical college hostel in a residential part of Ahmedabad, killing 241 of the 242 people on board.

The London-bound plane struck a medical college hostel in a residential area of the northwestern city of Ahmedabad minutes after takeoff Thursday, killing 241 on board and at least 29 on the ground.