A cockpit recording of dialogue between pilots supports the view the captain cut the flow of fuel to the plane's engines, said a source briefed on U.S. officials' early assessment of evidence.

Calling recent media reports on Air India Ahmedabad crash "premature and speculative," the US National Transportation Safety Board (NTSB) has urged the media and public to wait for the final report from the Aircraft Accident Investigation Bureau (AAIB),