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. The London-bound Air India aircraft,

India’s aviation safety regulator has said it has found no “major safety concerns” during inspections of Air India’s Boeing 787 aircraft following Thursday’s fatal crash of a flight from Ahmedabad to London.

Over the years, numerous improvements in aircraft design, maintenance and operational procedures have resulted from crash investigations. Each incident, especially a fatal one such as the Air India Boeing 787 crash, offers valuable lessons that can drive further enhancements in aviation safety.

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HONG KONG — An Air India flight returned to Hong Kong on Monday shortly after takeoff due to a midair technical issue, days after another of the airline’s flights crashed and killed at least 270 people.