South Korea's Eom Hye Won (L) and Jang Ye Na (R) return to China's Wang Xiaoli and Yu Yang during their women's doubles final at World Badminton Championships in Guangzhou, south China's Guangdong province on August 11, 2013. Wang Xiaoli and Yu Yang won 21-14, 18-21, 21-8. CHINA OUT AFP PHOTO (Photo credit should read STR/AFP/Getty Images)
RIO DE JANEIRO, BRAZIL - AUGUST 15: Gi Jung Kim and Sa Rang Kim of Korea play a Mens Doubles Quarterfinal match against Haifeng Fu and Nan Zhang of China on Day 10 of the 2016 Rio Olympics at Riocentro Pavillion on August 15, 2016 in Rio de Janeiro, Brazil. (Photo by Mike Ehrmann/Getty Images)
