![Halle, Germany. 20 June 2018 Gerry Weber Stadium, Halle/Westphalia, GER, ATP World Tour 500 Event, 26th Gerry Weber Open 2018 from 18.-24. June, pictured Roger Federer (SUI) waiting for the return photo Halle, Germany. 20 June 2018 Gerry Weber Stadium, Halle/Westphalia, GER, ATP World Tour 500 Event, 26th Gerry Weber Open 2018 from 18.-24. June, pictured Roger Federer (SUI) waiting for the return photo](https://c8.alamy.com/comp/P42XR5/halle-germany-20-june-2018-gerry-weber-stadium-hallewestphalia-ger-atp-world-tour-500-event-26th-gerry-weber-open-2018-from-18-24-june-pictured-roger-federer-sui-waiting-for-the-return-photo-nordphotomauelshagen-usage-worldwide-credit-dpaalamy-live-news-P42XR5.jpg)
Halle, Germany. 20 June 2018 Gerry Weber Stadium, Halle/Westphalia, GER, ATP World Tour 500 Event, 26th Gerry Weber Open 2018 from 18.-24. June, pictured Roger Federer (SUI) waiting for the return photo
![24 June 2018, Germany, Halle, Tennis, ATP-Tour, Doubles, Men, Final, Stock Photo, Picture And Rights Managed Image. Pic. PAH-180624-99-864211-DPAI | agefotostock 24 June 2018, Germany, Halle, Tennis, ATP-Tour, Doubles, Men, Final, Stock Photo, Picture And Rights Managed Image. Pic. PAH-180624-99-864211-DPAI | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/8bfb00493a069990a89a41a43ff5717d/pah-180624-99-864211-dpai.jpg)
24 June 2018, Germany, Halle, Tennis, ATP-Tour, Doubles, Men, Final, Stock Photo, Picture And Rights Managed Image. Pic. PAH-180624-99-864211-DPAI | agefotostock
![Halle, Germany. 20 June 2018 Gerry Weber Stadium, Halle/Westphalia, GER, ATP World Tour 500 Event, 26th Gerry Weber Open 2018 from 18.-24. June, in the picture Alexander Zverev (GER) at the forehand Halle, Germany. 20 June 2018 Gerry Weber Stadium, Halle/Westphalia, GER, ATP World Tour 500 Event, 26th Gerry Weber Open 2018 from 18.-24. June, in the picture Alexander Zverev (GER) at the forehand](https://c8.alamy.com/comp/P42XP4/halle-germany-20-june-2018-gerry-weber-stadium-hallewestphalia-ger-atp-world-tour-500-event-26th-gerry-weber-open-2018-from-18-24-june-in-the-picture-alexander-zverev-ger-at-the-forehand-shot-photo-nordphotomauelshagen-usage-worldwide-credit-dpaalamy-live-news-P42XP4.jpg)
Halle, Germany. 20 June 2018 Gerry Weber Stadium, Halle/Westphalia, GER, ATP World Tour 500 Event, 26th Gerry Weber Open 2018 from 18.-24. June, in the picture Alexander Zverev (GER) at the forehand
![Germany, Halle. 20th June, 2018. Tennis, ATP-Tour, Singles, Men, second round: Kudla (USA) vs Tsitsipas (Greece): Stefanos Tsitsipas in action. Credit: Friso Gentsch/dpa/Alamy Live News Stock Photo - Alamy Germany, Halle. 20th June, 2018. Tennis, ATP-Tour, Singles, Men, second round: Kudla (USA) vs Tsitsipas (Greece): Stefanos Tsitsipas in action. Credit: Friso Gentsch/dpa/Alamy Live News Stock Photo - Alamy](https://c8.alamy.com/comp/P42YN9/germany-halle-20th-june-2018-tennis-atp-tour-singles-men-second-round-kudla-usa-vs-tsitsipas-greece-stefanos-tsitsipas-in-action-credit-friso-gentschdpaalamy-live-news-P42YN9.jpg)