Paris/Seattle/Singapore — Minutes after take-off, the pilots of an Ethiopian Airlines 737 Max were caught in a bad situation. A key sensor had been wrecked, possibly by a bird strike. As soon as they retracted the landing gear, flaps and slats, it began to feed faulty data into the Manoeuvring Characteristics Augmentation System (MCAS), designed to prevent stalls. Flying faster than recommended, the crew struggled with MCAS. The high speed made it nearly impossible to use the controls to pull the nose up. Moments later, the Boeing jet hit the ground, killing all 157 people on board after six minutes of flight. Ethiopian authorities said on Thursday that the pilots followed all the correct procedures in trying to keep MCAS from sending the plane into a fatal dive. But the full picture of what happened in the cockpit of flight 302 on March 10 is emerging from a preliminary report and a newly released data plot showing how crew and technology interacted. The airline's youngest captain ...

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