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Russia's Denis Nizhegorodov (L) competes during men's 50km walk outside the National Stadium, also known as the Bird's Nest, during Beijing 2008 Olympic Games in Beijing, China, Aug. 22, 2008. [Liao Yujie/Xinhua]
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![Russia's Denis Nizhegorodov (L) competes during men's 50km walk outside 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/site1007/20080822/0019b93bd68d0a18734004.jpg "Russia's Denis Nizhegorodov (L) competes during men's 50km walk outside the National Stadium, also known as the Bird's Nest, during Beijing 2008 Olympic Games in Beijing, China, Aug. 22, 2008. [Liao Yujie/Xinhua]")