Diesel Prices Hit $5 a Gallon Again, Up 33% Since Start of Iran War

U.S. diesel prices first surpassed $5 a gallon in March. Renewed fighting in the Persian Gulf and reduced refinery capacity is once again pushing up prices.U.S. diesel prices first surpassed $5 a gallon in March. Renewed fighting in the Persian Gulf and reduced refinery capacity is once again pushing up prices.