Through its tinted windows, the controllers can see everything in a 360-degree arc.

Thrown controllers would also see a marked rise.

Because of the leak, the engine's controller saw an increase in use rate of hydrogen.

Because of the fog, the controllers could not see the DC-9.

He said controllers in Fairbanks checked their screens but saw only Flight 1628.

So many, in fact, that the station's controller saw fit to visit her in person to offer his congratulations.

It will also let controllers see more weather information on their traffic screens.

Some pilots and controllers did not see it that way.

The plane flew past the control tower once, and controllers could see no problem, the investigators said.

A moment later the controller saw the explosion in the outskirts of the city.