Gold medalist Zhang Hongtao of China competes during Pommel Horse final of the 41st Artistic Gymnastics World Championships in London, Britain, Oct. 17, 2009. [Xinhua/Zeng Yi]

Gold medalist Yan Mingyong (C) of China, silver medalist Jordan Iovtchev (L) of Bulgaria and bronze medalist Oleksandr Vorobiov of Ukraine pose during the victory ceremony of the Rings final of the 41st Artistic Gymnastics World Championships in London, Britain, Oct. 17, 2009. [Xinhua/Zeng Yi]