Trump urged Ukraine to stop attacking Russian oil refineries amid U.S. diesel prices above $6 a gallon and supply pressure from disrupted Russian refining. Russia’s ban on gasoline and diesel exports is set to continue until January 2027. Prediction-market pricing put the chance of crude reaching a new all-time high at 3.8% by September 30 and 14.5% by December 31, reflecting concern over further supply disruptions.