![A packed centre court at the Gerry Weber Stadium in Halle (Westfalen), Germany watches a tennis match at the ATP tournament Stock Photo - Alamy A packed centre court at the Gerry Weber Stadium in Halle (Westfalen), Germany watches a tennis match at the ATP tournament Stock Photo - Alamy](https://c8.alamy.com/comp/EWKX00/a-packed-centre-court-at-the-gerry-weber-stadium-in-halle-westfalen-EWKX00.jpg)
A packed centre court at the Gerry Weber Stadium in Halle (Westfalen), Germany watches a tennis match at the ATP tournament Stock Photo - Alamy
![Halle, Germany. 17th June, 2019. Tennis: ATP-Tour singles, men, 1st round, Haase (Netherlands) - Zverev (Germany). Spectators sit on the grandstand of the stadium, which can open and close its roof. Credit: Halle, Germany. 17th June, 2019. Tennis: ATP-Tour singles, men, 1st round, Haase (Netherlands) - Zverev (Germany). Spectators sit on the grandstand of the stadium, which can open and close its roof. Credit:](https://c8.alamy.com/comp/TWH8TP/halle-germany-17th-june-2019-tennis-atp-tour-singles-men-1st-round-haase-netherlands-zverev-germany-spectators-sit-on-the-grandstand-of-the-stadium-which-can-open-and-close-its-roof-credit-friso-gentschdpaalamy-live-news-TWH8TP.jpg)
Halle, Germany. 17th June, 2019. Tennis: ATP-Tour singles, men, 1st round, Haase (Netherlands) - Zverev (Germany). Spectators sit on the grandstand of the stadium, which can open and close its roof. Credit:
![Halle, Germany. 20 June 2021, North Rhine-Westphalia, Halle (westfalen): Tennis: ATP Tour - Halle/Westfalen, Singles, Men, Final, Rublyov (Russia) - Humbert (France). Andrei Rublyov in action. Photo: Marius Becker/dpa Credit: dpa picture Halle, Germany. 20 June 2021, North Rhine-Westphalia, Halle (westfalen): Tennis: ATP Tour - Halle/Westfalen, Singles, Men, Final, Rublyov (Russia) - Humbert (France). Andrei Rublyov in action. Photo: Marius Becker/dpa Credit: dpa picture](https://c8.alamy.com/comp/2G4B834/halle-germany-20-june-2021-north-rhine-westphalia-halle-westfalen-tennis-atp-tour-hallewestfalen-singles-men-final-rublyov-russia-humbert-france-andrei-rublyov-in-action-photo-marius-beckerdpa-credit-dpa-picture-alliancealamy-live-news-2G4B834.jpg)
Halle, Germany. 20 June 2021, North Rhine-Westphalia, Halle (westfalen): Tennis: ATP Tour - Halle/Westfalen, Singles, Men, Final, Rublyov (Russia) - Humbert (France). Andrei Rublyov in action. Photo: Marius Becker/dpa Credit: dpa picture
![19 June 2018, Halle, Germany: Tennis, ATP-Tour: Singles, Men, First Round, Stock Photo, Picture And Rights Managed Image. Pic. PAH-180619-99-794432-DPAI | agefotostock 19 June 2018, Halle, Germany: Tennis, ATP-Tour: Singles, Men, First Round, Stock Photo, Picture And Rights Managed Image. Pic. PAH-180619-99-794432-DPAI | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/e6267bf4c1d0f05685e2524d0a3048c6/pah-180619-99-794432-dpai.jpg)
19 June 2018, Halle, Germany: Tennis, ATP-Tour: Singles, Men, First Round, Stock Photo, Picture And Rights Managed Image. Pic. PAH-180619-99-794432-DPAI | agefotostock
![Halle, Germany. 14th June, 2021. Tennis: ATP Tour Singles, Men, 1st Round, A so-called hawk-eye can be seen next to empty tiers and above cardboard displays of visitors. Due to the Corona Halle, Germany. 14th June, 2021. Tennis: ATP Tour Singles, Men, 1st Round, A so-called hawk-eye can be seen next to empty tiers and above cardboard displays of visitors. Due to the Corona](https://c8.alamy.com/comp/2G375XP/halle-germany-14th-june-2021-tennis-atp-tour-singles-men-1st-round-a-so-called-hawk-eye-can-be-seen-next-to-empty-tiers-and-above-cardboard-displays-of-visitors-due-to-the-corona-pandemic-and-the-resulting-limited-number-of-people-on-centre-court-the-line-judges-at-the-noventi-open-have-been-completely-replaced-by-optical-systems-credit-friso-gentschdpaalamy-live-news-2G375XP.jpg)