The black box units from the wreckage of Air India Flight AI-171, which crashed 36 seconds after takeoff from Ahmedabad on June 12, killing 274 people, including 33 on the ground, have sustained damage.

The government said that AAIB is yet to decide on the location of decoding the black box of Air India's crashed Dreamliner.

Investigators have recovered the cockpit voice recorder (CVR) from the crashed Air India flight, a key step in uncovering what caused last week's deadly accident. The London-bound Air India aircraft,