From ;eft, Bulgarian Prime Minister Boyko Borisov, Russian President Vladimir Putin, Turkish President Recep Tayyip Erdogan and Serbian President Aleksandar Vucic attend an inauguration ceremony of a new gas pipeline TurkStream in Istanbul. AFP
From ;eft, Bulgarian Prime Minister Boyko Borisov, Russian President Vladimir Putin, Turkish President Recep Tayyip Erdogan and Serbian President Aleksandar Vucic attend an inauguration ceremony of a Show more

Turkey hosts Russia's Vladamir Putin for inauguration of TurkStream gas pipeline