Tennis 2021, news: Nick Kyrgios blow-up, Murray River Open, chair umpire, time violation, serving, video, quotes, details
![Nick Kyrgios clears up Nike shirt collar row after refusal to start US Open match | Tennis | Sport | Express.co.uk Nick Kyrgios clears up Nike shirt collar row after refusal to start US Open match | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/secondary/Nick-Kyrgios-2032584.jpg?r=1567142568030)
Nick Kyrgios clears up Nike shirt collar row after refusal to start US Open match | Tennis | Sport | Express.co.uk
![Frederique Constant Enters the World of Gaming as Tennis Manager's Official Timekeeper | Tilia Speculum Frederique Constant Enters the World of Gaming as Tennis Manager's Official Timekeeper | Tilia Speculum](https://tilia-speculum.hr/files/2021_Frederique_Constant_Tennis_Manager_Official_Timekeeper-1.jpg)
Frederique Constant Enters the World of Gaming as Tennis Manager's Official Timekeeper | Tilia Speculum
![Moscow, Russia. 14th Oct, 2017. WTA Supervisor Tony Cho attends a ceremony to make men and women's draws for the 2017 VTB Kremlin Cup International Tennis Tournament. Credit: Stanislav Krasilnikov/TASS/Alamy Live News Moscow, Russia. 14th Oct, 2017. WTA Supervisor Tony Cho attends a ceremony to make men and women's draws for the 2017 VTB Kremlin Cup International Tennis Tournament. Credit: Stanislav Krasilnikov/TASS/Alamy Live News](https://c8.alamy.com/comp/KDKDRP/moscow-russia-14th-oct-2017-wta-supervisor-tony-cho-attends-a-ceremony-KDKDRP.jpg)