Most tractor-trailers and big buses on U.S. highways ride on tires that weren’t designed to handle speeds above 75 miles per hour.
Most tractor-trailers and big buses on U.S. highways ride on tires that weren’t designed to handle speeds above 75 miles per hour. Pat Sullivan AP
Most tractor-trailers and big buses on U.S. highways ride on tires that weren’t designed to handle speeds above 75 miles per hour. Pat Sullivan AP

How texting, speeding, cheap gas are killing more of us

August 27, 2016 6:00 PM