Jacques Rogge (L), president of the International Olympic Committee (IOC), presents a diploma to Turkish Prime Minister Tayyip Erdogan (R) following the presentation of the Istanbul 2020 bid committee to host the 2020 Summer Olympic Games, in Buenos Aires September 7, 2013. The IOC will elect the winning city from candidates Istanbul, Madrid, and Tokyo on Saturday afternoon at their 125th Session in the Argentine capital. REUTERS/Marcos Brindicci (ARGENTINA - Tags: SPORT OLYMPICS)