
Second-place-winner China's Wang Zhen celebrates after the men's 20km race walk final at the 2015 IAAF World Athletics Championships in Beijing, capital of China, on Aug. 23, 2015. (Xinhua/Wang Lili)

Second-place-winner China's Wang Zhen celebrates after the men's 20km race walk final at the 2015 IAAF World Athletics Championships in Beijing, capital of China, on Aug. 23, 2015. (Xinhua/Wang Lili)