Oil slides for fifth day as Brexit and inventory builds bite

By Amanda Cooper LONDON (Reuters) - Oil prices fell for a fifth day on Wednesday, their longest losing streak since February, knocked by mounting concerns about Britain's possible exit from the European Union and a surprise build in U.S. inventories. Brent crude futures fell 64 cents on the day to $49.19 a barrel by 0920 GMT, while U.S. crude prices fell 52 cents to $47.97. Data from the American Petroleum Institute, however, showed U.S. crude inventories rose by 1.2 million barrels in the week