ISTANBUL, TURKEY - APRIL 14: (Front L to R) Qatar's Emir Sheikh Tamim Bin Hamad Al Thani, Emir of Kuwait Sheikh Sabah Al-Ahmad Al-Jaber Al-Sabah, Saudi King Salman bin Abdulaziz Al Saud, Turkish President Recep Tayyip Erdogan, Brunei's sultan Hassanal Bolkiah and Kazakhstan's President Nursultan Nazarbayev are seen as they pose for a family photo piror to the opening session of the 13th Organization of Islamic Cooperation (OIC) Summit at Istanbul Congress Center (ICC), in Istanbul, Turkey on April 14, 2016. Istanbul hosts the two-day 13th OIC Summit on the April 14-15, 2016 with the attendance by prime ministers and presidents from over 30 countries. (Photo by Turkish Presidency/Murat Cetinmuhürdar/Anadolu Agency/Getty Images)
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