Turkish President Recep Tayyip Erdogan (R) poses with King Salman bin Abdulaziz Al Saud of Saudi Arabia (L) during the family photo of the 13th Organization of Islamic Cooperation (OIC) Summit at Istanbul Congress Center (ICC) on April 14, 2016. - Turkish President Recep Tayyip Erdogan on Thursday hosts over 30 heads of state and government from Islamic countries in Istanbul for a major summit aimed at overcoming differences in the Muslim world. Turkey seeks to showcase its influence in the Muslim world, particularly in lands once controlled by the Ottoman Empire, at the two-day summit of the Organisation of Islamic Cooperation (OIC). (Photo by OZAN KOSE / AFP)
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