WTA Insider on Twitter: "What an effort from Kiki Bertens. Has played every week since US Open, arrived in Shenzhen @WTAFinals on Monday after playing the Zhuhai final, gets the call to
![WTA Finals 2018 | Kiki Bertens still 'giving it everything' as Naomi Osaka retires and she advances to the semi-final | Britwatch Sports WTA Finals 2018 | Kiki Bertens still 'giving it everything' as Naomi Osaka retires and she advances to the semi-final | Britwatch Sports](https://britwatchsports.com/wp-content/uploads/2018/10/Bertens-WTAF18-RR2b-J48TP.jpg)
WTA Finals 2018 | Kiki Bertens still 'giving it everything' as Naomi Osaka retires and she advances to the semi-final | Britwatch Sports
![WTA Finals Singapore 2018: Angelique Kerber outlasts Naomi Osaka in instant classic as Sloane Stephens edges Kiki Bertens | South China Morning Post WTA Finals Singapore 2018: Angelique Kerber outlasts Naomi Osaka in instant classic as Sloane Stephens edges Kiki Bertens | South China Morning Post](https://cdn1.i-scmp.com/sites/default/files/styles/1920x1080/public/images/methode/2018/10/25/b3bf1eca-d7f5-11e8-a41d-3d2712b32637_image_hires_094506.jpg?itok=ytYHfW9m&v=1540431916)
WTA Finals Singapore 2018: Angelique Kerber outlasts Naomi Osaka in instant classic as Sloane Stephens edges Kiki Bertens | South China Morning Post
![H2H Naomi Osaka vs. Kiki Bertens | Rome preview, odds, prediction - Tennis Tonic - News, Predictions, H2H, Live Scores, stats H2H Naomi Osaka vs. Kiki Bertens | Rome preview, odds, prediction - Tennis Tonic - News, Predictions, H2H, Live Scores, stats](https://tennistonic.com/wp-content/uploads/2019/05/Head-to-head-Naomi-Osaka-vs.-Kiki-Bertens-1280x720.jpg)
H2H Naomi Osaka vs. Kiki Bertens | Rome preview, odds, prediction - Tennis Tonic - News, Predictions, H2H, Live Scores, stats
![WTA Finals: Kiki Bertens reaches semi-finals after injured Naomi Osaka retires, Sloane Stephens also through | The Straits Times WTA Finals: Kiki Bertens reaches semi-finals after injured Naomi Osaka retires, Sloane Stephens also through | The Straits Times](https://static1.straitstimes.com.sg/s3fs-public/styles/large30x20/public/articles/2018/10/26/as-wta-2610.jpg?VersionId=u7jHaEI6T8umoiXKgvWiRy0YMKnQQmR8)
WTA Finals: Kiki Bertens reaches semi-finals after injured Naomi Osaka retires, Sloane Stephens also through | The Straits Times
![WTA Finals 2019: Naomi Osaka withdraws with shoulder injury; replaced with Kiki Bertens-Sports News , Firstpost WTA Finals 2019: Naomi Osaka withdraws with shoulder injury; replaced with Kiki Bertens-Sports News , Firstpost](https://images.firstpost.com/wp-content/uploads/2019/08/Naomi-Osaka-social-AP.jpg)