![China's Zhenming Wang Woon returns a shot to Poland's Michal Rogalski, not seen, during their match at the World Badminton Championships at Ballerup Arena, Denmark, Monday, Aug. 25, 2014. (AP Photo/POLFOTO, Jens China's Zhenming Wang Woon returns a shot to Poland's Michal Rogalski, not seen, during their match at the World Badminton Championships at Ballerup Arena, Denmark, Monday, Aug. 25, 2014. (AP Photo/POLFOTO, Jens](https://c8.alamy.com/comp/2P48DR7/chinas-zhenming-wang-woon-returns-a-shot-to-polands-michal-rogalski-not-seen-during-their-match-at-the-world-badminton-championships-at-ballerup-arena-denmark-monday-aug-25-2014-ap-photopolfoto-jens-dresling-denmark-out-2P48DR7.jpg)
China's Zhenming Wang Woon returns a shot to Poland's Michal Rogalski, not seen, during their match at the World Badminton Championships at Ballerup Arena, Denmark, Monday, Aug. 25, 2014. (AP Photo/POLFOTO, Jens
![Kenichi Hayakawa and Misaki Matsutomo from Japan during their match against Anders Kristiansen and Julie Houmann from Denmark at the World Badminton Championships at Ballerup Arena, Denmark, Tuesday, Aug. 26, 2014. (AP Kenichi Hayakawa and Misaki Matsutomo from Japan during their match against Anders Kristiansen and Julie Houmann from Denmark at the World Badminton Championships at Ballerup Arena, Denmark, Tuesday, Aug. 26, 2014. (AP](https://c8.alamy.com/comp/2P48B9K/kenichi-hayakawa-and-misaki-matsutomo-from-japan-during-their-match-against-anders-kristiansen-and-julie-houmann-from-denmark-at-the-world-badminton-championships-at-ballerup-arena-denmark-tuesday-aug-26-2014-ap-photopolfoto-jens-dresling-denmark-out-2P48B9K.jpg)
Kenichi Hayakawa and Misaki Matsutomo from Japan during their match against Anders Kristiansen and Julie Houmann from Denmark at the World Badminton Championships at Ballerup Arena, Denmark, Tuesday, Aug. 26, 2014. (AP
![Wei Feng Chong from Malaysia during his match against Rajiv Ouseph from Englandat the World Badminton Wei Feng Chong from Malaysia during his match against Rajiv Ouseph from Englandat the World Badminton](https://c8.alamy.com/comp/2P48BT8/wei-feng-chong-from-malaysia-during-his-match-against-rajiv-ouseph-from-englandat-the-world-badminton-championships-at-ballerup-arena-denmark-tuesday-aug-26-2014-ap-photopolfoto-jens-dresling-denmark-out-2P48BT8.jpg)
Wei Feng Chong from Malaysia during his match against Rajiv Ouseph from Englandat the World Badminton
![Cheng Liu and Yixin Bao from China during their match against Niclas Noehr and Sara Thygesen from Denmark at the World Badminton Championships at Ballerup Arena, Denmark, Tuesday, Aug. 26, 2014. (AP Cheng Liu and Yixin Bao from China during their match against Niclas Noehr and Sara Thygesen from Denmark at the World Badminton Championships at Ballerup Arena, Denmark, Tuesday, Aug. 26, 2014. (AP](https://c8.alamy.com/comp/2P48B8K/cheng-liu-and-yixin-bao-from-china-during-their-match-against-niclas-noehr-and-sara-thygesen-from-denmark-at-the-world-badminton-championships-at-ballerup-arena-denmark-tuesday-aug-26-2014-ap-photopolfoto-jens-dresling-denmark-out-2P48B8K.jpg)
Cheng Liu and Yixin Bao from China during their match against Niclas Noehr and Sara Thygesen from Denmark at the World Badminton Championships at Ballerup Arena, Denmark, Tuesday, Aug. 26, 2014. (AP
![Indonesia's Tommy Sugiarto returns a shot during his match against Singapore's Derek Wong Zi Liang at the World Badminton Championships at Ballerup Arena, Denmark, Tuesday, Aug. 26, 2014. (AP Photo/Jens Dresling, POLFOTO) Indonesia's Tommy Sugiarto returns a shot during his match against Singapore's Derek Wong Zi Liang at the World Badminton Championships at Ballerup Arena, Denmark, Tuesday, Aug. 26, 2014. (AP Photo/Jens Dresling, POLFOTO)](https://c8.alamy.com/comp/2P48BWD/indonesias-tommy-sugiarto-returns-a-shot-during-his-match-against-singapores-derek-wong-zi-liang-at-the-world-badminton-championships-at-ballerup-arena-denmark-tuesday-aug-26-2014-ap-photojens-dresling-polfoto-denmark-out-2P48BWD.jpg)
Indonesia's Tommy Sugiarto returns a shot during his match against Singapore's Derek Wong Zi Liang at the World Badminton Championships at Ballerup Arena, Denmark, Tuesday, Aug. 26, 2014. (AP Photo/Jens Dresling, POLFOTO)
![Japan's Minatsu Mitani returns a shot to China's Li Xuerui during their semifinal-match at the World Badminton Championships at Ballerup Arena, Denmark, Saturday, Aug. 30, 2014. (AP Photo/Jens Dresling, POLFOTO) DENMARK OUT Japan's Minatsu Mitani returns a shot to China's Li Xuerui during their semifinal-match at the World Badminton Championships at Ballerup Arena, Denmark, Saturday, Aug. 30, 2014. (AP Photo/Jens Dresling, POLFOTO) DENMARK OUT](https://c8.alamy.com/comp/2P482B6/japans-minatsu-mitani-returns-a-shot-to-chinas-li-xuerui-during-their-semifinal-match-at-the-world-badminton-championships-at-ballerup-arena-denmark-saturday-aug-30-2014-ap-photojens-dresling-polfoto-denmark-out-2P482B6.jpg)
Japan's Minatsu Mitani returns a shot to China's Li Xuerui during their semifinal-match at the World Badminton Championships at Ballerup Arena, Denmark, Saturday, Aug. 30, 2014. (AP Photo/Jens Dresling, POLFOTO) DENMARK OUT
![Japan's Reika Kakiiwa, right, and Miyuki Maeda return a shot to China's Wang Xiaoli and Yu Yang during their semifinal-match against at the World Badminton Championships at Ballerup Arena, Denmark, Saturday, Aug. Japan's Reika Kakiiwa, right, and Miyuki Maeda return a shot to China's Wang Xiaoli and Yu Yang during their semifinal-match against at the World Badminton Championships at Ballerup Arena, Denmark, Saturday, Aug.](https://c8.alamy.com/comp/2P482A4/japans-reika-kakiiwa-right-and-miyuki-maeda-return-a-shot-to-chinas-wang-xiaoli-and-yu-yang-during-their-semifinal-match-against-at-the-world-badminton-championships-at-ballerup-arena-denmark-saturday-aug-30-2014-ap-photojens-dresling-polfoto-denmark-out-2P482A4.jpg)
Japan's Reika Kakiiwa, right, and Miyuki Maeda return a shot to China's Wang Xiaoli and Yu Yang during their semifinal-match against at the World Badminton Championships at Ballerup Arena, Denmark, Saturday, Aug.
![Malaysia's Chong Wei Lee, ranked first in the world, returns a shot to South Korea's Dong Keun Lee, during a match at the World Badminton Championships at Ballerup Arena, Copenhagen, Denmark, Monday, Malaysia's Chong Wei Lee, ranked first in the world, returns a shot to South Korea's Dong Keun Lee, during a match at the World Badminton Championships at Ballerup Arena, Copenhagen, Denmark, Monday,](https://c8.alamy.com/comp/2P48D65/malaysias-chong-wei-lee-ranked-first-in-the-world-returns-a-shot-to-south-koreas-dong-keun-lee-during-a-match-at-the-world-badminton-championships-at-ballerup-arena-copenhagen-denmark-monday-aug-25-2014-ap-photopolfoto-jens-dresling-denmark-out-2P48D65.jpg)