TEHRAN Nov 26 (Shana)--Irans Petroleum Minister Bijan Namdar Zangeneh left Tehran on Wednesday to attend Thursdays crucial ministerial meeting of the Organization of the Petroleum Exporting Countries.
Zangeneh left Tehran for Vienna where the 12-memebr OPEC is headquartered.
OPEC is holding a meeting to discuss falling prices.
Ministers from OPECs ...