HUNTINGTON BEACH, Calif. Operators of an oil rig in Huntington Beach waited more than three hours to shut down a ruptured pipeline despite receiving a low-pressure alarm early Saturday morning, and it appears a ship’s anchor may have hooked the pipe and caused the leak, according to preliminary findings by federal investigators. Meanwhile, divers contracted…

HUNTINGTON BEACH, Calif.—The ruptured pipeline that released thousands of gallons of oil into the ocean near Huntington Beach was shut down more than three hours after the damage occurred after oil rig operators a low-pressure alarm early Saturday morning, and it appears a ship’s anchor may have hooked the pipe and caused the leak, according…