New Delhi, July 12 -- The Aircraft Accident Investigation Bureau (AAIB) on Friday night released the preliminary report on its ongoing probe into the Air India flight 171 crash in Ahmedabad. As many as 260 people, including 241 onboard passengers, were killed in the accident on June 12.

The 15-page report reveals the crucial cockpit voice recordings about one of the slain pilots, who realised the fuel had been cut off to both engines during the takeoff. His co-pilot denies initiating the action.

The report examines the sequence of events and engine behaviour leading up to the incident involving a Boeing 787-8 aircraft and offers the first official insight into what transpired moments before the crash.

The AAIB report says the pilots' c...