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Maria Vasco (R) of Spain comptes during women's 20km walk final at the National Stadium, also known as the Bird's Nest, during Beijing 2008 Olympic Games in Beijing, China, Aug. 21, 2008. [Guo Dayue/Xinhua]
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![Maria Vasco (R) of Spain comptes during women's 20km walk final at the National Stadium, also known as the Bird's Nest, during Beijing 2008 Olympic Games in Beijing, China, Aug. 21, 2008. [Guo Dayue/Xinhua]](http://images.china.cn/attachement/jpg/site1007/20080821/0019b93bd68d0a17511703.jpg "Maria Vasco (R) of Spain comptes during women's 20km walk final at the National Stadium, also known as the Bird's Nest, during Beijing 2008 Olympic Games in Beijing, China, Aug. 21, 2008. [Guo Dayue/Xinhua]")