TEL AVIV, Israel, May 9 (UPI) -- Israel's rapprochement with onetime strategic ally Turkey is a vital element in Ankara's drive to become the intercontinental east-west energy hub in the Mediterranean and many expect it to produce an energy alliance that will transform the region. Turkish Prime Minister Tayyip Recep Erdogan has, since taking power in 2002, transformed his country's economic prospects through a wide-ranging diplomatic drive aimed at restoring Turkish leadership in the region. He has long sought to transform Turkey, which has no energy resources of its own, into the unassailable central hub for transporting oil and gas...