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China's Li Jianbo (R2) competes with Russia's Denis Nizhegorodov (R1) during men's 50km walk at the National Stadium, also known as the Bird's Nest, during Beijing 2008 Olympic Games in Beijing, China, Aug. 22, 2008.[Liao Yujie/Xinhua]
![China's Li Jianbo (R2) competes with Russia's Denis Nizhegorodov (R1) during men's 50km walk at the National Stadium, also known as the Bird's Nest, during Beijing 2008 Olympic Games in Beijing, China, Aug. 22, 2008.[Liao Yujie/Xinhua]](http://images.china.cn/attachement/jpg/site1007/20080822/0019b93bd68d0a1873d906.jpg "China's Li Jianbo (R2) competes with Russia's Denis Nizhegorodov (R1) during men's 50km walk at the National Stadium, also known as the Bird's Nest, during Beijing 2008 Olympic Games in Beijing, China, Aug. 22, 2008.[Liao Yujie/Xinhua]")