U.S. oil prices slid Tuesday on expectations that data would show U.S. stockpiles of crude oil and refined products at a record high. Prices erased some losses late in the session, with gasoline and diesel prices turning positive on a report that a major pipeline had closed some of its lines. Light, sweet crude for October delivery settled down 85 cents, or 1.8%, at $45.83 a barrel on the New York Mercantile Exchange. The October contract expired at settlement Tuesday. The more-actively traded November contract fell 60 cents, or 1.3%, to $46.36 a barrel. Oil prices have traded in a tight range for several weeks, as falling U.S. production supports the market but concerns about global demand weigh on prices. On Tuesday, worries about Chinese growth sent global markets reeling. Investors looked ahead to the Caixin manufacturing activity reading for September, due early Wednesday in China. China is […]