The Ethiopian Airlines plane crashed asked for permission "in a panic" to return to the airport shortly after taking off. The New York Times Reports.
Friday's report cites "a person who has checked air traffic communications" from the flight on Sunday and said the controllers had noticed that the aircraft was moving up and down hundreds of meters, with its speed seeming unusually fast.
An airline spokesman said the pilot had permission to return. Minutes later, the plane crashed in front of Addis Ababa and killed all 157 on board.
The French authorities now have the aircraft's flight data and voice recorder for analysis.
In Ethiopia, officials have begun collecting DNA samples from relatives' families to aid in the identification of remnants.
Countries including the United States have grounded the Boeing 737 Max 8.
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