During that time, he supported seventeen missions as a flight controller.

The flight controller cleared the pilot to land, not being informed that the runway was closed because a snowplow was clearing snow from its surface.

Flight controller responsibilities have changed over time, and continue to evolve.

The flight controller and approach controller were experienced professionals with at least 10 years of service.

To correct this the flight controller uses more control input to offset any loss of effectiveness, which increases the spanwise torque loads on the aircraft's wing.