Europe has just six weeks' worth of jet fuel remaining due to the ongoing Middle East conflict , with major airlines grounding flights. Fatih Birol, executive director of the International Energy Agency (IEA), warned that flight cancellations could follow "soon" if oil supplies continue to be restricted by the Iran war. Iran maintains a firm grip on tankers navigating through the Strait of Hormuz, with Mr Birol telling the Associated Press this is triggering "the largest energy crisis we have