CNBC | Oil prices crushed as traders bet against OPEC, Russia in 'game of chicken' CNBC The oil market has serious doubts that the production deal between OPEC and Russia is sufficient enough to bring the world oil market back into balance, against a potential wave of new supply. As a result, traders appeared to be adding to short ... Oil prices at three-week low as rising output risks OPEC-led deal Oil prices drop as concern grows over global supply Oil Falls Amid Doubts OPEC Curbs Will Counter Shale Production |