LAUSANNE, SWITZERLAND - JULY 04:  IOC Presidential candidate Ching-Kuo Wu leaves the IOC presidential candidates briefing on July 4, 2013 in Lausanne, Switzerland. The IOC Extraordinary Session held on the two days will allow IOC members to follow the 2020 summer Olympics candidate cities bids, the IOC presidential candidates briefing, and will elect the host city of the 3rd Summer Youth Olympic Games in 2018.  (Photo by Harold Cunningham/Getty Images)