VIDEO: With the variety of accident-avoidance technology now available on passenger cars, there is growing interest in making it mandatory on the big rig trucks that travel the highways each day. It's the kind of thing that could have made a difference in a tragic accident more than 40 years ago that changed California's rules of the road.
Most of us drive to work every day, never really knowing what kind of danger may be rolling alongside us. Federal highway safety officials are looking for ways to cut down on the number of truck accidents, especially those that involve hazardous materials.
"There's over two million shipments of hazmat every day in the United States of America," said former U.S. Department of Transportation Deputy Administrator Bob Richard.