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Guo Ziyuan of China competes during the men's individual amphibious cross-country of naval pentathlon at the 7th CISM Military World Games in Wuhan, capital of central China's Hubei Province, Oct. 25, 2019. (Xinhua/Chen Yehua)
Guo Ziyuan of China competes during the men's individual amphibious cross-country of naval pentathlon at the 7th CISM Military World Games in Wuhan, capital of central China's Hubei Province, Oct. 25, 2019. (Xinhua/Chen Yehua)