Here is some food for thought. The state of regionals as seen though trucking.
Where have all the truckers gone? | Dallas Morning News
But corporate America has become so parsimonious about paying workers outside the executive suite that meaningful wage increases may seem an unacceptable affront. In this environment, it may be easier to say “There is a shortage of skilled workers” than “We aren’t paying our workers enough,” even if, in economic terms, those come down to the same thing.