OPEC Secretary General Barkindo listens during a news conference after an OPEC meeting in Vienna

OPEC Secretary General Barkindo listens during a news conference after an OPEC meeting in Vienna

OPEC Secretary General Mohammad Barkindo listens during a news conference after a meeting of the Organization of the Petroleum Exporting Countries (OPEC) in Vienna, Austria, November 30, 2016. REUTERS/Heinz-Peter Bader

December 14, 2016 9:40 PM (UTC+8)