see more

An OPEC flag stands on the desk during a news conference following the 172nd Organization of Petroleum Exporting Countries (OPEC) meeting in Vienna, Austria, on Thursday, May 25, 2017. OPEC extended oil production cuts for nine more months after last year's landmark agreement failed to eliminate the global oversupply or achieve a sustained price recovery. Photographer: Akos Stiller/Bloomberg via Getty Images

An OPEC flag stands on the desk during a news conference following the 172nd Organization of Petroleum Exporting Countries (OPEC) meeting in Vienna, Austria, on Thursday, May 25, 2017. OPEC extended oil production cuts for nine more months after last year's landmark agreement failed to eliminate the global oversupply or achieve a sustained price recovery. Photographer: Akos Stiller/Bloomberg via Getty Images