By Alan Levin, Julie Johnsson and Mary Schlangenstein, April 5 2019
Preliminary report shows crew’s actions to counter malfunction
Speed probably contributed to crash, former investigators say
The alarms started sounding just seconds after Ethiopian Airlines Flight 302 took off on March 10 from Addis Ababa with 157 people on board.
As speed and altitude readings started going haywire, a device known as a stick shaker activated on the left side of the cockpit, where the captain sits. The mechanism makes a loud noise and rattles a pilot’s control column to warn of an impending aerodynamic stall.
With assistance from Nizar Manek, Todd Shields and Lucca de Paoli