The preliminary finding gives investigators a new line of inquiry as they study a crash that killed all but one of the plane’s passengers.

An Air India flight bound for New Delhi was forced to return to Hong Kong shortly after takeoff on Monday due to what the airline called a "technical issue" — the second serious incident involving one of its Boeing 787 Dreamliners in less than a week. CBS News reported that Flight AI315 departed as ...

The flight was carrying passengers and 12 crew. Only a single British passenger, named as Vishwash Kumar Ramesh, 40, survived. He is understood to have jumped from the emergency door of the Gatwick-bound plane as the flight came came down.