Hasan Arat (R), Bid Chairman and the Vice President of the Turkish National Olympic Committee, speaks next to Alp Berker, Director of Sports of the Istanbul 2020 delegation, during a news conference in support of the Istanbul 2020 summer Olympics candidacy in Buenos Aires September 6, 2013. The International Olympic Committee (IOC) will elect the host city for the 2020 summer Olympics at their session on Saturday. REUTERS/Marcos Brindicci (ARGENTINA - Tags: SPORT OLYMPICS)