Marathon Petroleum has reported a significant increase in quarterly profit. This marks the company's highest profit in four years. The refiner's earnings surpassed analysts' estimates, driven by disruptions in crude supplies.

Further details on the company's performance are available from the source. The news was reported on Tuesday, with the company's profit topping expectations due to prolonged supply disruptions. For more information on Marathon Petroleum's quarterly profit, readers can refer to the original report from Reuters, as published in the Galveston County Daily News.