An official report on the world’s deadliest aviation accident in a decade, seen by CNN, has answered one key question – but raised others.

Preliminary findings into last month’s Air India plane crash suggest the aircraft’s fuel control switches were turned off, causing a loss of engine thrust shortly after takeoff.

Father and mother of Sumeet Sabharwal, a pilot, who died when an Air India Boeing 787-8 Dreamliner aircraft crashed during take-off from an airport, offer prayer as they stand next to the body of their son in Mumbai, India, June 17, 2025 (Reuters)