1.   But they were driven back by blinding smoke.

2.   Twenty-two cars and trucks slammed into each other along the highway which was shrouded by blinding smoke from a forest fire.

3.   With help from the Air Force, a small Beavercreek, Ohio company has developed a prototype device that lets firefighters see clearly in blinding smoke.

4.   Twenty-two cars and trucks slammed into each other Wednesday in a pileup along a highway shrouded by blinding smoke from a forest fire.

5.   Twenty-four cars and trucks slammed into each other Wednesday in a pileup along a highway shrouded by blinding smoke from a forest fire.