According to a report published on Wednesday by The Wall Street Journal quoting sources close to United States officials’ early assessment of evidence, the black box audio recording of the last conversation between the two pilots indicates that the captain might have turned off the switches controlling the flow of fuel to the plane’s engines.

Earlier on Thursday, the Wall Street Journal reported that a cockpit recording of dialogue between the two pilots of the flight indicated that the captain cut the flow of fuel to the plane's engines.

The deadly Air India crash last month has renewed a decades-old debate in the aviation industry over installing video cameras monitoring airline pilot actions to complement the cockpit voice and flight data recorders already used by accident investigators.

International airlines from South Korea and India are preparing to inspect its Boeing fleets following findings from the Air India crash investigation.