Hasan Arat, chairman of the Istanbul 2020 delegation, speaks to the International Olympic Committee (IOC) during their presentation as a candidate 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 Session in the Argentine capital. REUTERS/Marcos Brindicci (ARGENTINA - Tags: SPORT OLYMPICS)