Pump jacks are seen at Lukoil company owned Imilorskoye oil field outside the west Siberian city of Kogalym

Pump jacks are seen at Lukoil company owned Imilorskoye oil field outside the west Siberian city of Kogalym

Lukoil pump jacks in Kogalym, Russia. Photo: Reuters, Sergei Karpukhin

December 1, 2016 3:25 PM (UTC+8)