A worker checks the valve of an oil pipe at the Lukoil company owned Imilorskoye oil field outside the West Siberian city of Kogalym, Russia, January 25, 2016. Oil prices fell on Thursday after OPEC said its production had risen to the highest level in at least eight years and following reports of an increase in U.S. crude stockpiles. International Brent crude oil futures LCOc1 were trading at $51.37 per barrel at 0256 GMT, down 44 cents, or 0.85 percent, from their previous close. U.S. West Texas Intermediate (WTI) crude futures were down 54 cents, or 1.08 percent, at $49.64 per barrel. Traders said oil markets had come under pressure after the Organization of the Petroleum Exporting Countries (OPEC) reported a rise in output, despite the producer cartel having plans, potentially with non-OPEC producer Russia, to cut output in a bid to rein in a global supply overhang. “Crude […]