A veteran commercial airline pilot said he may have found a “total game-changer” in what led to the doomed Air India Boeing 787 to crash after analyzing new video.

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.

It could take months to fully understand what went wrong in the crash, the first involving a Dreamliner. Officials from India continued the investigation Friday.

Follow NBC News live updates for the latest coverage of of the Air India plane crash in the city of Ahmedabad. Only nne man, a U.K. national survived.

A London-bound Air India flight with over 242 passengers and 10 crew members on board crashed on Thursday in the Meghani region of Ahmedabad, close to the city’s airport. The aircraft had taken off from Sardar Vallabhbhai Patel International Airport at 1.