(From L to R) China's Xie Zhenye, Su Bingtian, Zhang Peimeng and Mo Youxue celebrate after winning the second place of the men's 4x100m relay final at the 2015 IAAF World Championships at the "Bird's Nest" National Stadium in Beijing, capital of China, Aug. 29, 2015.(Xinhua/Wang Haofei)
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