Soaring diesel prices slow down big rigs

As other motorists watch with relief as gasoline prices drop at their local station, Robert Merrell continues to despair.

Merrell and his wife, Leonore, of Liberty, drive an 18-wheeler around the country delivering the goods Americans buy each day. In recent weeks they have watched helplessly as diesel prices skyrocketed to record highs.
Diesel averaged $3.15 a gallon in the government