Hurricane Ida’s blow to the oil industry is probably making this Labor Day the most expensive for U.S. drivers since 2014. The storm left parts of the country’s Gulf Coast oil-refining hub in the dark and, for a day, it halted flows on the main pipeline that ships the gasoline made there to East Coast markets. The national average price for regular unleaded gasoline should climb to $3.18 a gallon this weekend because of tight supplies, said Patrick DeHaan, head of petroleum analysis for retail tracker GasBuddy. The price was already close to that prediction on Monday, at about $3.15 a gallon, according to Auto club AAA. “It’s too early to know the full impact of any damage Ida caused on the oil and gas industry, […]