Cars have backed up when prison officials stopped traffic to let official vehicles come and go.

And when they moved off again on their own, he said, an official vehicle should have been leading them.

There were other trucks and official vehicles across the way.

One tradition though was that the official vehicle of the governor had the number 1 after the county code.

The attempt failed because he left in a private car and not the expected official vehicle.

It was only a matter of time before they crossed paths with an official vehicle, he knew.

Only official vehicles are allowed to drive on the dam.

"Why do they go out of their way to make official vehicles so ugly?"

The scene was not hard to imagine - official vehicles screaming down a Florida highway.

Strict new rules now govern the use of official vehicles.