Black box flight data recovered from the China Eastern Airlines jet that crashed in the country's Guangxi region in March, indicates someone in the cockpit intentionally crashed the plane.
This according to the Wall Street Journal on Tuesday, citing people familiar with the US preliminary assessment.
Reuters meanwhile also cited a western official, who said the investigation's focus is on the crew's actions, no signs of a technical malfunction were found.
The crash saw a Boeing 737-800 jet en route to Guangzhou, slam into mountains after a sudden plunge from cruising altitude, killing all 123 passengers and nine crew.