Oil prices jumped as markets react to escalating tensions after Qatar said Iranian missile strikes damaged a key liquefied natural gas export facility.
President Trump first said the United States "knew nothing" about an attack on the gas field in Iran, which sent global oil and gas prices soaring. He then said he cautioned Israel against it.
Iranian attacks on significant energy infrastructure and refineries in several Gulf countries pushed oil and gas prices higher in volatile trading on Thursday.
Attacks on oil and natural gas facilities this week could make it much harder for Persian Gulf countries to rebuild and restart production when the war eventually end.