The company says a few vessels reported operational issues, including piston ring breakage and excessive sludge formation.
The Department of Energy (DOE) recently released guidelines on the sale of petroleum products amid soaring pump prices caused by the US-Israel conflict with Iran.
Six US crew members aboard a refueling plan were killed when it crashed in Iraq. Fighting continues across the Middle East. Follow for live updates.
Six US crew members aboard a refueling plan were killed when it crashed in Iraq. Fighting continues across the Middle East. Follow for live updates.
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