
President Donald Trump arrives to speak during a visit to the Mack Trucks manufacturing facility in Macungie, Pa., on June 23, 2026. Mandel Ngan / AFP via Getty Images
President Donald Trump said on Wednesday that he had instructed the Department of Justice (DOJ) to open an investigation into oil companies over high gasoline prices.
In a Truth Social post, Trump said that oil companies have not lowered their prices at the pump despite a recent decline in crude prices following the U.S.–Iran preliminary agreement.









