The logo of the Organization of the Petroleoum Exporting Countries (OPEC) is seen at OPEC’s headquarters in Vienna, Austria, June 19, 2018. REUTERS/Heinz-Peter Bader/ File Photo
The logo of the Organization of the Petroleoum Exporting Countries (OPEC) is seen at OPEC’s headquarters in Vienna, Austria, June 19, 2018. REUTERS/Heinz-Peter Bader/ File Photo