China's Yan Mingyong performs in the rings event during the Artistic Gymnastics World Championships 2009 at the 02 Arena, in east London, on October 13, 2009. The competition runs from October 13 to 18. By Carl de Souza/AFP/Getty.
China's Yan Mingyong performs in the rings event during the Artistic Gymnastics World Championships 2009 at the 02 Arena, in east London, on October 13, 2009. The competition runs from October 13 to 18. By Carl de Souza/AFP/Getty.