The plane was then put in the hands of local controllers.

None of the officials or controllers were identified in the report.

Every electric motor has to have some sort of controller.

Nearly all identified a shortage of controllers as the reason.

As such, the interests of owners and controllers are largely similar.

"The weather was bad, and they had a shortage of controllers."

The notion of controllers can be extended to more complex systems.

And Highsmith, who probably couldn't have, but could be a sort of controller.

There have been dozens of controllers paired with game systems.

This year, she said, her agency hired only a handful of controllers.