AHMEDABAD – In the wake of the devastating Air India plane crash in Ahmedabad, U.S. aviation safety officials have joined the ongoing investigation into the disaster that claimed at least 271 lives.

Air India flight AI171, a Boeing 787-8 carrying 242 people, crashed after taking off from Ahmedabad on its way to London.

At least 270 died when the Air India flight crashed into the campus of a medical college in Ahmedabad shortly after takeoff on Thursday. Only one passenger among the 242 aboard survived. At least 29 others on the ground, including five medical students inside the hostel, were also killed.