![Daniil Medvedev cruises past Stefan Kozlov in first round to start US Open title defence in New York - Eurosport Daniil Medvedev cruises past Stefan Kozlov in first round to start US Open title defence in New York - Eurosport](https://i.eurosport.com/2022/08/29/3441203-70209228-2560-1440.jpg)
Daniil Medvedev cruises past Stefan Kozlov in first round to start US Open title defence in New York - Eurosport
![Junior Tennis Player Stefan Kozlov of United States in Action during US Open 2014 Match Editorial Photo - Image of backhand, championship: 64268466 Junior Tennis Player Stefan Kozlov of United States in Action during US Open 2014 Match Editorial Photo - Image of backhand, championship: 64268466](https://thumbs.dreamstime.com/b/junior-tennis-player-stefan-kozlov-united-states-action-us-open-match-new-york-september-billie-jean-king-national-64268466.jpg)
Junior Tennis Player Stefan Kozlov of United States in Action during US Open 2014 Match Editorial Photo - Image of backhand, championship: 64268466
![No. 1 Daniil Medvedev marches past tricky opponent Stefan Kozlov - Official Site of the 2022 US Open Tennis Championships - A USTA Event No. 1 Daniil Medvedev marches past tricky opponent Stefan Kozlov - Official Site of the 2022 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/b_USTA1335179_20220829_USO_Day1_PS1_2344.jpg)
No. 1 Daniil Medvedev marches past tricky opponent Stefan Kozlov - Official Site of the 2022 US Open Tennis Championships - A USTA Event
![Tennis player Stefan Kozlov plays at the Midtown Athletic Club Tennis Tournament at Weston Florida on July 5th, 2021 Stock Photo - Alamy Tennis player Stefan Kozlov plays at the Midtown Athletic Club Tennis Tournament at Weston Florida on July 5th, 2021 Stock Photo - Alamy](https://c8.alamy.com/comp/2G6JXFP/tennis-player-stefan-kozlov-plays-at-the-midtown-athletic-club-tennis-tournament-at-weston-florida-on-july-5th-2021-2G6JXFP.jpg)