![2019 Badminton World Championships - St. Jakobshalle Basel, Basel, Switzerland - August 22, 2019 Germany's Mark Lamsfuss and Marvin Seidel in action during their third round doubles match against China's Zhang Nan 2019 Badminton World Championships - St. Jakobshalle Basel, Basel, Switzerland - August 22, 2019 Germany's Mark Lamsfuss and Marvin Seidel in action during their third round doubles match against China's Zhang Nan](https://c8.alamy.com/comp/2CKA2MJ/2019-badminton-world-championships-st-jakobshalle-basel-basel-switzerland-august-22-2019-germanys-mark-lamsfuss-and-marvin-seidel-in-action-during-their-third-round-doubles-match-against-chinas-zhang-nan-and-liu-cheng-reutersarnd-wiegmann-2CKA2MJ.jpg)
2019 Badminton World Championships - St. Jakobshalle Basel, Basel, Switzerland - August 22, 2019 Germany's Mark Lamsfuss and Marvin Seidel in action during their third round doubles match against China's Zhang Nan
![Tai Tzu Ying of Chinese Taipei during the BWF World Badminton Championships 2019, Women's Singles Round 16 at the St. Jakobshalle in Basel, Switzerland, on August 22, 2019. Credit: Enrico Calderoni/AFLO SPORT/Alamy Tai Tzu Ying of Chinese Taipei during the BWF World Badminton Championships 2019, Women's Singles Round 16 at the St. Jakobshalle in Basel, Switzerland, on August 22, 2019. Credit: Enrico Calderoni/AFLO SPORT/Alamy](https://c8.alamy.com/comp/WB020P/tai-tzu-ying-of-chinese-taipei-during-the-bwf-world-badminton-championships-2019-womens-singles-round-16-at-the-st-jakobshalle-in-basel-switzerland-on-august-22-2019-credit-enrico-calderoniaflo-sportalamy-live-news-WB020P.jpg)
Tai Tzu Ying of Chinese Taipei during the BWF World Badminton Championships 2019, Women's Singles Round 16 at the St. Jakobshalle in Basel, Switzerland, on August 22, 2019. Credit: Enrico Calderoni/AFLO SPORT/Alamy
![Basel, Switzerland. 23rd Aug, 2019. Shiho Tanaka (JPN), Koharu Yonemoto (JPN) Badminton : The BWF World Championships 2019 Women's doubles quarter-final match at St. Jakobshalle in Basel, Switzerland . Credit: Itaru Chiba/AFLO/Alamy Basel, Switzerland. 23rd Aug, 2019. Shiho Tanaka (JPN), Koharu Yonemoto (JPN) Badminton : The BWF World Championships 2019 Women's doubles quarter-final match at St. Jakobshalle in Basel, Switzerland . Credit: Itaru Chiba/AFLO/Alamy](https://c8.alamy.com/comp/WB2YKX/basel-switzerland-23rd-aug-2019-shiho-tanaka-jpn-koharu-yonemoto-jpn-badminton-the-bwf-world-championships-2019-womens-doubles-quarter-final-match-at-st-jakobshalle-in-basel-switzerland-credit-itaru-chibaafloalamy-live-news-WB2YKX.jpg)
Basel, Switzerland. 23rd Aug, 2019. Shiho Tanaka (JPN), Koharu Yonemoto (JPN) Badminton : The BWF World Championships 2019 Women's doubles quarter-final match at St. Jakobshalle in Basel, Switzerland . Credit: Itaru Chiba/AFLO/Alamy
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SWITZERLAND'S LUKAS NUSSBAUMER RETURNS SHUTTLECOCK SLOVENIA'S Redaktionelles Stockfoto – Stockbild | Shutterstock
![Kento Momota of Japan during the BWF World Badminton Championships 2019, Men's Singles Round 16 at the St. Jakobshalle in Basel, Switzerland, on August 22, 2019. Credit: Enrico Calderoni/AFLO SPORT/Alamy Live News Kento Momota of Japan during the BWF World Badminton Championships 2019, Men's Singles Round 16 at the St. Jakobshalle in Basel, Switzerland, on August 22, 2019. Credit: Enrico Calderoni/AFLO SPORT/Alamy Live News](https://c8.alamy.com/comp/WB021F/kento-momota-of-japan-during-the-bwf-world-badminton-championships-2019-mens-singles-round-16-at-the-st-jakobshalle-in-basel-switzerland-on-august-22-2019-credit-enrico-calderoniaflo-sportalamy-live-news-WB021F.jpg)
Kento Momota of Japan during the BWF World Badminton Championships 2019, Men's Singles Round 16 at the St. Jakobshalle in Basel, Switzerland, on August 22, 2019. Credit: Enrico Calderoni/AFLO SPORT/Alamy Live News
![Basel, Switzerland. 21st Aug, 2019. Chou Tien Chen of Chinese Taipei during the BWF World Badminton Championships 2019, Men's Singles Round at the St. Jakobshalle in Basel, Switzerland, on August 21, 2019. Basel, Switzerland. 21st Aug, 2019. Chou Tien Chen of Chinese Taipei during the BWF World Badminton Championships 2019, Men's Singles Round at the St. Jakobshalle in Basel, Switzerland, on August 21, 2019.](https://c8.alamy.com/comp/WARXTR/basel-switzerland-21st-aug-2019-chou-tien-chen-of-chinese-taipei-during-the-bwf-world-badminton-championships-2019-mens-singles-round-at-the-st-jakobshalle-in-basel-switzerland-on-august-21-2019-credit-enrico-calderoniaflo-sportalamy-live-news-WARXTR.jpg)