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Ma Long of China returns the ball during the singles semifinal match against Timo Boll of Germany at the 2017 ITTF Men's World Cup in Liege, Belgium, Oct. 22, 2017. Timo Boll won 4-3. (Xinhua/Ye Pingfan)
Ma Long of China returns the ball during the singles semifinal match against Timo Boll of Germany at the 2017 ITTF Men's World Cup in Liege, Belgium, Oct. 22, 2017. Timo Boll won 4-3. (Xinhua/Ye Pingfan)