![Karolina Pliskova: Why facing my sister Kristyna at Nature Valley Classic will be so tough | Tennis | Sport | Express.co.uk Karolina Pliskova: Why facing my sister Kristyna at Nature Valley Classic will be so tough | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/Karolina-Pliskova-1142134.jpg?r=1560887588597)
Karolina Pliskova: Why facing my sister Kristyna at Nature Valley Classic will be so tough | Tennis | Sport | Express.co.uk
![Kristyna Pliskova from the Czech Republic with a tattoo on her arm during her match against twin sister Karolina Stock Photo - Alamy Kristyna Pliskova from the Czech Republic with a tattoo on her arm during her match against twin sister Karolina Stock Photo - Alamy](https://c8.alamy.com/comp/D9B223/kristyna-pliskova-from-the-czech-republic-with-a-tattoo-on-her-arm-D9B223.jpg)
Kristyna Pliskova from the Czech Republic with a tattoo on her arm during her match against twin sister Karolina Stock Photo - Alamy
![Petra Kvitova wins lefty battle vs. Kristyna Pliskova to gain US Open third round - Official Site of the 2022 US Open Tennis Championships - A USTA Event Petra Kvitova wins lefty battle vs. Kristyna Pliskova to gain US Open third round - Official Site of the 2022 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_20210902_USO_Day4_MDB04931.jpg)