China's gold medallists (front row L-R) Xu Jiaya, Li Xiang, Li Zhuhao and Ning Zetao pose after the men's 4x100m medley relay final swimming competition at the Munhak Park Tae-hwan Aquatics Center during the 17th Asian Games in Incheon September 26, 2014. Also pictured are Japan's silver medallists (back row L-4th L) Ryosuke Irie, Yasuhiro Koseki, Hirofumi Ikebata, Shinri Shioura and South Korea's bronze medallists (back row 5th L - R) Park Seon-kwan, Choi Kyu-woong, Chang Cyu-cheol and Park Tae-hwan. REUTERS/Tim Wimborne (SOUTH KOREA - Tags: SPORT SWIMMING)