The investigation report says Air India did not carry out those inspections - prompting speculation that the accident could have been caused by faulty switches being flipped by accident. However, in an internal note seen by the BBC, the FAA has since reiterated its belief that the issue did not compromise safety.

Medical records for an Air India pilot killed in last month’s crash are reportedly now being reviewed by investigators amid reports he’d been suffering from depression and other mental

The flight, a Boeing 787 Dreamliner, crashed just seconds after take-off from Ahmedabad in June, killing all but one of the 242 people on board.