The black boxes will provide cockpit conversations and data related to the plane's engine and control settings to investigators and help them in determining the cause of the crash.

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.

Three days after the crash, only 35 bodies had been handed over to relatives from an overall official death toll of 270.

Investigadores en India estudiaban las cajas negras de un Boeing 787 Dreamliner después de recuperarlas de los restos del avión

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

Medical students who survived when an Air India plane crashed into their hostel say their first reaction was to help treat the injured

Since Thursday evening, Mr Jignesh and his family have been doing the rounds of the Civil Hospital in Ahmedabad, trying to find details of his 22-year-old niece - one of the 242 passengers that died in an Air India plane crash earlier that day.

The Air India flight fell from the sky on Thursday and killed at least 270 people in Gujarat state, officials said Saturday.