Turkey's President Ahmet Necdet Sezer (L-R) is flanked by Georgia's President Mikhail Saakashvili, Azerbaijan's President Ilham Aliyev, Turkey's Prime Minister Tayyip Erdogan and BP CEO John Browne after laying the last piece of a pipeline symbolically at the Ceyhan crude oil terminal near Turkey's southern coastal city of Adana July 13, 2006. Turkey inaugurated on Thursday a $4 billion pipeline carrying oil from the Caspian Sea to the Mediterranean, part of an energy corridor vital to both Western and Turkish strategic interests.