An explosion after U.S.-Israeli airstrikes hit oil storage depots in Tehran. The war has tangled supply chains and caused oil, gas and fertilizer prices to gyrate for months.
Oil prices jumped after the United States and Iran exchanged fire for a second day, heightening fears that the two countries could slide back into open conflict.
It is unclear if the U.S. intentionally struck the facility or knew what it was. Deliberately targeting civilian infrastructure could constitute a war crime.