US basketball star Kobe Bryant, left, poses for photos with Chinese actress Xu Qing, who is holding up Bryant's gold medal won at the London Olympic Games, at a charity dinner held by the China Soong Ching Ling Foundation in Shanghai, Aug 14, 2012.  [Photo/CFP]

US basketball star Kobe Bryant receives a work of calligraphy, which reads "sky walker", from organizers of the China Soong Ching Ling Foundation, at a charity dinner in Shanghai, Aug 14, 2012. [Photo/CFP]

US basketball star Kobe Bryant attends a charity dinner held by the China Soong Ching Ling Foundation in Shanghai, Aug 14, 2012. [Photo/CFP]