Oil fell again on signs that U.S. crude inventories jumped last week, worrying investors that supplies are swelling at the same time a trade war threatens demand. Futures slipped as much as 1.3% in New York to trade under $53 a barrel, not far from the four-month low touched on Monday. The American Petroleum Institute reported U.S. crude stockpiles rose by 3.55 million barrels last week, according to people familiar with the data. That suggests government statistics due later Wednesday may show a bigger decline than the 2 million barrels analysts have predicted. Oil is on the edge of a bear...