Ning Zetao of China reacts after a men's 100m freestyle semifinal of swimming at the 2016 Rio Olympic Games in Rio de Janeiro, Brazil, on Aug. 9, 2016./ CHINA OUT
Ning Zetao of China reacts after a men's 100m freestyle semifinal of swimming at the 2016 Rio Olympic Games in Rio de Janeiro, Brazil, on Aug. 9, 2016./ CHINA OUT