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With a new coach in her box, Karolina Pliskova eager for Serena Williams rematch - Official Site of the 2023 US Open Tennis Championships - A USTA Event
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Martina Navratilova praises coach Sascha Bajin for helping Karolina Pliskova to 'loosen up' - Tennis365
![Karolina Pliskova (right) of the Czech Republic is seen with her coach Rennae Stubbs (left) during her match against Lesia Tsurenko of the Ukraine during the Final of the Brisbane International tennis Karolina Pliskova (right) of the Czech Republic is seen with her coach Rennae Stubbs (left) during her match against Lesia Tsurenko of the Ukraine during the Final of the Brisbane International tennis](https://c8.alamy.com/comp/2JXTT2F/karolina-pliskova-right-of-the-czech-republic-is-seen-with-her-coach-rennae-stubbs-left-during-her-match-against-lesia-tsurenko-of-the-ukraine-during-the-final-of-the-brisbane-international-tennis-tournament-at-the-queensland-tennis-centre-in-brisbane-sunday-january-6-2019-aap-imagedarren-england-2JXTT2F.jpg)
Karolina Pliskova (right) of the Czech Republic is seen with her coach Rennae Stubbs (left) during her match against Lesia Tsurenko of the Ukraine during the Final of the Brisbane International tennis
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