But last month, several students were injured when an impaired driver flipped a car.

Do you really want to be on the road with still more impaired drivers?

Prosecutors said the sentence appeared to be the toughest ever in a case involving deaths caused by an impaired driver.

But in fact accidents are almost always the result of bad weather, impaired drivers or inattention, and not simple excessive speed.

But sometimes they are forced to recommend that an impaired driver retire from the road.

(In general, the association supports efforts to pinpoint impaired drivers that are based on performance, not age.)

And many communities now sponsor bands of roving motorists who search for impaired drivers.

The computer, rightly, said I was an impaired driver.

Depending on the results, impaired drivers are given limited licenses.

The results can then be used to reason with an elderly or impaired driver who should not be on the road.