 and then the families will have an additional five days to reply. A lawyer for the family says they've waited five years to get justice, and this case, they say, needs to move forward. The national average price of diesel fuel dropped almost four cents to $3.82 a gallon. A gallon of diesel now costs two cents more than it did this time in 2023. Of course, diesel is the main fuel in the trucking industry. Dan Ronan, WTOP News.