see more

BASEL, SWITZERLAND - AUGUST 20: Lin Dan of China competes in the Men's Singles second round match against Prannoy H. S. of India during day two of the Total BWF World Championships at St. Jakobshalle on August 20, 2019 in Basel, Switzerland. (Photo by Shi Tang/Getty Images)

BASEL, SWITZERLAND - AUGUST 20: Lin Dan of China competes in the Men's Singles second round match against Prannoy H. S. of India during day two of the Total BWF World Championships at St. Jakobshalle on August 20, 2019 in Basel, Switzerland. (Photo by Shi Tang/Getty Images)

see more

Indonesia's Taufik Hidayat reaches for the shuttlecock against Vietnam's Tien Minh Nguyen during their badminton men's semifinal match at the 24th Southeast Asian Games (SEA Games) in Korat, 13 December 2007. Hidayat was leading 21-15 in the first set. AFP PHOTO/PHILIPPE LOPEZ (Photo credit should read PHILIPPE LOPEZ/AFP/Getty Images)

Indonesia's Taufik Hidayat reaches for the shuttlecock against Vietnam's Tien Minh Nguyen during their badminton men's semifinal match at the 24th Southeast Asian Games (SEA Games) in Korat, 13 December 2007.  Hidayat was leading 21-15 in the first set.       AFP PHOTO/PHILIPPE LOPEZ (Photo credit should read PHILIPPE LOPEZ/AFP/Getty Images)

see more

Denmark's Peter Gade celebrates after winning the men's singles badminton match against South Korea's Son Wan Ho of the London 2012 Olympic Games in London on August 1, 2012.Gade won the match 21-9,21-16. AFP PHOTO/ MANAN VATSYAYANA (Photo credit should read MANAN VATSYAYANA/AFP/GettyImages)

Denmark's Peter Gade celebrates after winning the men's singles badminton match against South Korea's Son Wan Ho of the London 2012 Olympic Games in London on August 1, 2012.Gade  won the match 21-9,21-16.   AFP PHOTO/ MANAN VATSYAYANA        (Photo credit should read MANAN VATSYAYANA/AFP/GettyImages)

see more

GOLD COAST, AUSTRALIA - APRIL 09: Chong Wei Lee of Malaysia competes in the Badminton Mixed Team gold medal event agaisnt Srikanth Kidambi of India on day five of the Gold Coast 2018 Commonwealth Games at Carrara Sports and Leisure Centre on April 9, 2018 on the Gold Coast, Australia. (Photo by Albert Perez/Getty Images)

GOLD COAST, AUSTRALIA - APRIL 09:  Chong Wei Lee of Malaysia competes in the Badminton Mixed Team gold medal event agaisnt Srikanth Kidambi of India on day five of the Gold Coast 2018 Commonwealth Games at Carrara Sports and Leisure Centre on April 9, 2018 on the Gold Coast, Australia.  (Photo by Albert Perez/Getty Images)