![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
![ATP Finals: Sock ousts Zverev as Federer maintains perfect record - The Championships, Wimbledon - Official Site by IBM ATP Finals: Sock ousts Zverev as Federer maintains perfect record - The Championships, Wimbledon - Official Site by IBM](https://photo-assets.wimbledon.com/images/pics/large/s_sockatp.jpg)