CNBC | Oil prices fall below $50, tanking 3% as OPEC output cut extension disappoints the market CNBC Oil prices fell to fresh session lows on Thursday after an OPEC delegate said the oil producer group had agreed to extend cuts in production by nine months to March 2018. That disappointed some investors, who had hoped that OPEC might reduce output ... OPEC extends oil output cut by nine months to fight glut Opec meeting: oil price falls as Saudi Arabia rules out deeper output cuts Opec extends oil production cuts |