Tokyo 2020 Paralympic Games - Badminton - Men's Singles SH6 Gold Medal Match - Yoyogi National Stadium, Tokyo, Japan - September 5, 2021. Man Kai Chu of Hong Kong takes a shuttlecock during the match against Krishna Nagar of India REUTERS/Athit Perawongmetha

Tokyo 2020 Paralympic Games - Badminton - Men's Singles SH6 Gold Medal Match - Yoyogi National Stadium, Tokyo, Japan - September 5, 2021. Man Kai Chu of Hong Kong takes a shuttlecock during the match against Krishna Nagar of India REUTERS/Athit Perawongmetha

Tokyo 2020 Olympics - Badminton - Men's Singles - Gold medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Chen Long of China eyes the shuttlecock during the match against Viktor Axelsen of Denmark. Pool via REUTERS/Lintao Zhang

Tokyo 2020 Olympics - Badminton - Men's Singles - Gold medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Chen Long of China holds a shuttlecock during the match against Viktor Axelsen of Denmark. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Men's Singles - Gold medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Viktor Axelsen of Denmark eyes the shuttlecock during the match against Chen Long of China. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Men's Singles - Gold medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Viktor Axelsen of Denmark eyes the shuttlecock during the match against Chen Long of China. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Men's Singles - Gold medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Viktor Axelsen of Denmark eyes the shuttlecock during the match against Chen Long of China. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Men's Singles - Bronze medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Anthony Ginting of Indonesia eyes the shuttlecock during the match against Kevin Cordon of Guatemala. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Men's Singles - Bronze medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Anthony Ginting of Indonesia eyes the shuttlecock during the match against Kevin Cordon of Guatemala. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Men's Singles - Bronze medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Kevin Cordon of Guatemala eyes the shuttlecock during the match against Anthony Ginting of Indonesia. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Women's Doubles - Bronze medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Lee So-Hee of South Korea and Shin Seung-Chan of South Korea eye the shuttlecock during the match against Kim So-Yeong of South Korea and Kong Hee-Yong of South Korea. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Women's Doubles - Gold medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Chen Qingchen of China and Jia Yifan of China eye the shuttlecock during the match against Greysia Polii of Indonesia and Apriyani Rahayu of Indonesia. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Women's Doubles - Gold medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Chen Qingchen of China and Jia Yifan of China eye the shuttlecock during the match against Greysia Polii of Indonesia and Apriyani Rahayu of Indonesia. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Women's Doubles - Gold medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Chen Qingchen of China and Jia Yifan of China eye the shuttlecock during the match against Greysia Polii of Indonesia and Apriyani Rahayu of Indonesia. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Women's Doubles - Bronze medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Lee So-Hee of South Korea and Shin Seung-Chan of South Korea eye the shuttlecock during the match against Kim So-Yeong of South Korea and Kong Hee-Yong of South Korea. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Women's Doubles - Bronze medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 2, 2021. Lee So-Hee of South Korea and Shin Seung-Chan of South Korea eye the shuttlecock during the match against Kim So-Yeong of South Korea and Kong Hee-Yong of South Korea. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Women's Singles - Gold medal match - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 1, 2021. Tai Tzu-Ying of Taiwan eyes the shuttlecock during the match against Chen Yufei of China. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Men's Singles - Semifinal - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 1, 2021. Chen Long of China eyes the shuttlecock during the match against Anthony Ginting of Indonesia. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Men's Singles - Semifinal - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – August 1, 2021. Chen Long of China eyes the shuttlecock during the match against Anthony Ginting of Indonesia. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Women's Singles - Semifinal - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 31, 2021. He Bingjiao of China eyes the shuttlecock during the match against Chen Yufei of China. Pool via REUTERS/Lintao Zhang

Tokyo 2020 Olympics - Badminton - Men's Singles - Quarterfinal - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 31, 2021. Chou Tien-Chen of Taiwan eyes the shuttlecock during the match against Chen Long of China. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Men's Singles - Quarterfinal - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 31, 2021. Anders Antonsen of Denmark eyes the shuttlecock during the match against Anthony Ginting of Indonesia. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Men's Singles - Quarterfinal - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 31, 2021. Heo Kwang-Hee of South Korea eyes the shuttlecock during the match against Kevin Cordon of Guatemala. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Quarterfinal - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 30, 2021. Nozomi Okuhara of Japan eyes the shuttlecock during the match against He Bingjiao of China. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Quarterfinal - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 30, 2021. He Bingjiao of China eyes the shuttlecock during the match against Nozomi Okuhara of Japan. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Women's Singles - Quarterfinal - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 30, 2021. He Bingjiao of China eyes the shuttlecock during the match against Nozomi Okuhara of Japan. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Men's Singles - Last 16 - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 29, 2021. Anthony Ginting of Indonesia eyes the shuttlecock during the match against Kanta Tsuneyama of Japan. Pool via REUTERS/Lintao Zhang

Tokyo 2020 Olympics - Badminton - Men's Singles - Last 16 - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 29, 2021. Viktor Axelsen of Denmark eyes the shuttlecock during the match against Wang Tzu-Wei of Taiwan. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Women's Singles - Last 16 - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 29, 2021. Akane Yamaguchi of Japan eyes the shuttlecock during the match against Kim Ga-Eun of South Korea. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Men's Doubles - Quarterfinal - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 29, 2021. Liu Yuchen of China looks at a shuttlecock as he stands next to Li Junhui of China at their match against Kim Astrup of Denmark and Anders Rasmussen of Denmark. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Last 16 - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 29, 2021. An Se-Young of South Korea looks at the shuttlecock during the match against Busanan Ongbamrungphan of Thailand. REUTERS/Hamad I Mohammed

Tokyo 2020 Olympics - Badminton - Men's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 28, 2021. Kento Momota of Japan holds a shuttlecock during the match against Heo Kwang-Hee of South Korea. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Men's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 28, 2021. Jonatan Christie of Indonesia handles a shuttlecock during the match against Loh Kean Yew of Singapore. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Men's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 28, 2021. Kevin Cordon of Guatemala reacts while holding a shuttlecock during the match against Ng Ka Long of Hong Kong. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 28, 2021. P.V. Sindhu of India eyes the shuttlecock during the match against Cheung Ngan Yi of Hong Kong. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 28, 2021. Evgeniya Kosetskaya of the Russian Olympic Committee looks at the shuttlecock before serving during the match against Nozomi Okuhara of Japan. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 28, 2021. Mia Blichfeldt of Denmark eyes the shuttlecock during the match against Linda Zetchiri of Bulgaria. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 28, 2021. Nguyen Thuy Linh of Vietnam eyes the shuttlecock during the match against Sabrina Jaquet of Switzerland. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 28, 2021. Gregoria Mariska Tunjung of Indonesia holds a shuttlecock during the match against Lianne Tan of Belgium. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 28, 2021. Kim Ga-Eun of South Korea eyes the shuttlecock during the match against Yeo Jia Min of Singapore. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 28, 2021. Yeo Jia Min of Singapore eyes the shuttlecock during the match against Kim Ga-Eun of South Korea. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 28, 2021. Tai Tzu-Ying of Taiwan holds a shuttlecock during the match against Qi Xuefei of France. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 27, 2021. Kristin Kuuba of Estonia eyes the shuttlecock during the match against Busanan Ongbamrungphan of Thailand. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 27, 2021. Haramara Gaitan of Mexico holds a shuttlecock during the match against Yeo Jia Min of Singapore. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 27, 2021. Wendy Chen of Australia looks at the shuttlecock before serving during the match against Linda Zetchiri of Bulgaria. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Men's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 27, 2021. Kai Schaefer of Germany holds a shuttlecock during the match against Toby Penty of Britain. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Men's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 27, 2021. Raul Must of Estonia eyes the shuttlecock during the match against Pablo Abian of Spain. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Men's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 26, 2021. Loh Kean Yew of Singapore eyes the shuttlecock during the match against Aram Mahmoud of the Refugee Olympic Team. REUTERS/Leonhard Foeger

Tokyo 2020 Olympics - Badminton - Men's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 26, 2021. A shuttlecock flies over the net during the match between Heo Kwang-Hee of South Korea and Timothy Lam of the United States. REUTERS/Hannah Mckay

Tokyo 2020 Olympics - Badminton - Men's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 26, 2021. Heo Kwang-Hee of South Korea holds a shuttlecock during the match against Timothy Lam of the United States. REUTERS/Hannah Mckay

Tokyo 2020 Olympics - Badminton - Men's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 26, 2021. Heo Kwang-Hee of South Korea holds a shuttlecock and racket during the match against Timothy Lam of the United States. REUTERS/Hannah Mckay

Tokyo 2020 Olympics - Badminton - Men's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 26, 2021. Heo Kwang-Hee of South Korea eyes the shuttlecock during the match against Timothy Lam of the United States. REUTERS/Hannah Mckay

Tokyo 2020 Olympics - Badminton - Women's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 26, 2021. Daniela Macias of Peru eyes the shuttlecock during the match against Kristin Kuuba of Estonia. REUTERS/Hannah Mckay

Tokyo 2020 Olympics - Badminton - Men's Singles - Group Stage - MFS - Musashino Forest Sport Plaza, Tokyo, Japan – July 26, 2021. Kevin Cordon of Guatemala picks up a shuttlecock during the match against Lino Munoz of Mexico. REUTERS/Leonhard Foeger

Felix Hassebroek looks through the fence into neighbors yard searching for a lost shuttlecock on Memorial Day weekend during the outbreak of coronavirus disease (COVID-19) in Brooklyn, New York, U.S., May 25, 2020. REUTERS/Caitlin Ochs

Badminton - 2018 Asian Games - Women's Singles - Final - GBK Istora - Jakarta, Indonesia - August 28, 2018. Tai Tzuying of Taiwan looks at the shuttlecock during match against V.Sindhu Pusarla of India. REUTERS/Athit Perawongmetha

Badminton - 2018 Asian Games - Women's Team Final - Japan vs China - Gelora Bung Karno Sports Complex - Jakarta, Indonesia - August 22, 2018. Huang Dongping of China looks on as compatriot Zheng Yu goes for the shuttlecock during match action against Misaki Matsutomo and Ayaka Takahashi of Japan. REUTERS/Beawiharta

A man jumps to hit a shuttlecock inside a public park on a foggy winter morning in Kolkata, India, January 21, 2018. REUTERS/Rupak de Chowdhuri TPX IMAGES OF THE DAY

A man jumps to hit a shuttlecock inside a public park on a foggy winter morning in Kolkata, India, January 21, 2018. REUTERS/Rupak de Chowdhuri

People kick a shuttlecock outside the headquarters of the New Oriental Education & Technology Group in Beijing, China, November 25, 2016. To match Special Report COLLEGE-CHARITIES/ REUTERS/Thomas Peter