![Jack Sock explains anger and point penalty as he makes ATP semis alongside Roger Federer | Tennis | Sport | Express.co.uk Jack Sock explains anger and point penalty as he makes ATP semis alongside Roger Federer | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/secondary/Jack-Sock-ATP-World-Tour-Finals-1131661.jpg)
Jack Sock explains anger and point penalty as he makes ATP semis alongside Roger Federer | Tennis | Sport | Express.co.uk
![American Jack Sock Wins Rollercoaster Against Alexander Zverev To Reach Semi-finals at Nitto ATP Finals | ATP Tour | Tennis American Jack Sock Wins Rollercoaster Against Alexander Zverev To Reach Semi-finals at Nitto ATP Finals | ATP Tour | Tennis](https://www.atptour.com/en/news/www.atptour.com/-/media/images/news/2017/11/16/21/02/sock-nitto-atp-finals-2017-thursday.jpg)
American Jack Sock Wins Rollercoaster Against Alexander Zverev To Reach Semi-finals at Nitto ATP Finals | ATP Tour | Tennis
![Jack Sock explains anger and point penalty as he makes ATP semis alongside Roger Federer | Tennis | Sport | Express.co.uk Jack Sock explains anger and point penalty as he makes ATP semis alongside Roger Federer | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/Jack-Sock-ATP-World-Tour-Finals-880588.jpg)
Jack Sock explains anger and point penalty as he makes ATP semis alongside Roger Federer | Tennis | Sport | Express.co.uk
![London, UK. 16th Nov, 2017. ATP Tennis, London, November 16, 2017 Jack SOCK, USA in action volley Alexander (Sascha) ZVEREV, GER vs Jack SOCK, USA 4:6, 6:1, 4:6 at the NITTO ATP London, UK. 16th Nov, 2017. ATP Tennis, London, November 16, 2017 Jack SOCK, USA in action volley Alexander (Sascha) ZVEREV, GER vs Jack SOCK, USA 4:6, 6:1, 4:6 at the NITTO ATP](https://c8.alamy.com/comp/KHEYTH/london-uk-16th-nov-2017-atp-tennis-london-november-16-2017-jack-sock-KHEYTH.jpg)
London, UK. 16th Nov, 2017. ATP Tennis, London, November 16, 2017 Jack SOCK, USA in action volley Alexander (Sascha) ZVEREV, GER vs Jack SOCK, USA 4:6, 6:1, 4:6 at the NITTO ATP
![I had to leave work early today': Part-time tennis player beats former world No.8 Jack Sock, World News - AsiaOne I had to leave work early today': Part-time tennis player beats former world No.8 Jack Sock, World News - AsiaOne](https://media.asiaone.com/sites/default/files/styles/article_main_image/public/original_images/Feb2023/20231502_matija_pecotic_atp.jpg?itok=d7f5wBLJ)
I had to leave work early today': Part-time tennis player beats former world No.8 Jack Sock, World News - AsiaOne
![ATP Finals 2018: Mike Bryan and Jack Sock win the doubles final in London | London Evening Standard | Evening Standard ATP Finals 2018: Mike Bryan and Jack Sock win the doubles final in London | London Evening Standard | Evening Standard](https://static.standard.co.uk/s3fs-public/thumbnails/image/2018/11/18/17/mike-bryan-jack-sock-181118.jpg?width=1200)
ATP Finals 2018: Mike Bryan and Jack Sock win the doubles final in London | London Evening Standard | Evening Standard
![Jack Sock stuns world No 3 Alexander Zverev to make history at the ATP Finals | The Independent | The Independent Jack Sock stuns world No 3 Alexander Zverev to make history at the ATP Finals | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2017/11/16/23/jack-sock.jpg)
Jack Sock stuns world No 3 Alexander Zverev to make history at the ATP Finals | The Independent | The Independent
![Jack Sock scored his first win at the ATP Finals with a three-set grind over Marin Cilic in London; Getty Images | Tennismash Jack Sock scored his first win at the ATP Finals with a three-set grind over Marin Cilic in London; Getty Images | Tennismash](https://tennismash.com/wp-content/uploads/2017/11/Jack-Sock-beats-Marin-Cilic-at-ATP-Finals-in-London.jpg)