Having been declared "unfit to work" without telling his employer, Lubitz reported for duty, and during the flight locked the captain out of the cockpit before initiating a descent that caused the plane to crash into a mountain.
Having been declared "unfit to work" by a doctor, Lubitz kept this information from his employer and reported for duty. During the flight he locked the captain out of the cockpit before initiating a descent that caused the plane to crash into a mountain.