A fresh midterm headache for the GOP just hit a national record

The fuel most Americans rarely think about could become a major political issue in the midterm elections after diesel prices hit a new national record and climbed above $6 per gallon.While gasoline prices grab headlines, diesel quietly powers the trucks, farms, freight trains and heavy equipment that keep the U.S. economy moving. From the groceries on supermarket shelves to Amazon packages on doorsteps and the materials used to build new homes, diesel is embedded in nearly every step of the supp