Undoubtedly getting hold of a professional driver took, in his view, too much time.

I also support the 0.00% limit but for professional drivers only.

There have lately been several stories in the news about professional drivers.

For the 20th Anniversary race in 1996, there were no professional drivers.

By the following year, news of the race had spread, and professional drivers began attending the I-500.

Other findings provided a description of the average professional driver.

The old crew were giving way to younger, more 'professional' drivers.

This instrument is also going to be very useful for professional drivers.

In addition to their driving ability, most every professional driver that we know is a better than average mechanic.

All of them are French-born professional drivers, with at least eight years' experience.