![29 January 2020, Australia, Melbourne: Tennis: Grand Slam, Australian Open. Hereen, singles, quarter-finals, Wawrinka (Switzerland) - Zverev (Germany). Brenda Patea (2nd from left), friend of Alexander Zverev, cheers on the grandstand. Zverev 29 January 2020, Australia, Melbourne: Tennis: Grand Slam, Australian Open. Hereen, singles, quarter-finals, Wawrinka (Switzerland) - Zverev (Germany). Brenda Patea (2nd from left), friend of Alexander Zverev, cheers on the grandstand. Zverev](https://c8.alamy.com/comp/2ARN3DH/29-january-2020-australia-melbourne-tennis-grand-slam-australian-open-hereen-singles-quarter-finals-wawrinka-switzerland-zverev-germany-brenda-patea-2nd-from-left-friend-of-alexander-zverev-cheers-on-the-grandstand-zverev-won-the-game-photo-frank-molterdpa-2ARN3DH.jpg)
29 January 2020, Australia, Melbourne: Tennis: Grand Slam, Australian Open. Hereen, singles, quarter-finals, Wawrinka (Switzerland) - Zverev (Germany). Brenda Patea (2nd from left), friend of Alexander Zverev, cheers on the grandstand. Zverev
![29 January 2020, Australia, Melbourne: Tennis: Grand Slam, Australian Open, Stock Photo, Picture And Rights Managed Image. Pic. PAH-200129-99-679526-DPAI | agefotostock 29 January 2020, Australia, Melbourne: Tennis: Grand Slam, Australian Open, Stock Photo, Picture And Rights Managed Image. Pic. PAH-200129-99-679526-DPAI | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/3c8c6ec370799a6c2ec40f1d46efcb74/pah-200129-99-679526-dpai.jpg)
29 January 2020, Australia, Melbourne: Tennis: Grand Slam, Australian Open, Stock Photo, Picture And Rights Managed Image. Pic. PAH-200129-99-679526-DPAI | agefotostock
![Swiss tennis player Roger Federer during a friendly match against German Alexander Zverev in the Monumen Swiss tennis player Roger Federer during a friendly match against German Alexander Zverev in the Monumen](https://www.imago-images.com/bild/sp/0045125241/w.jpg)
Swiss tennis player Roger Federer during a friendly match against German Alexander Zverev in the Monumen
![29 January 2020, Australia, Melbourne: Tennis: Grand Slam, Australian Open, Stock Photo, Picture And Rights Managed Image. Pic. PAH-200129-99-679524-DPAI | agefotostock 29 January 2020, Australia, Melbourne: Tennis: Grand Slam, Australian Open, Stock Photo, Picture And Rights Managed Image. Pic. PAH-200129-99-679524-DPAI | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/e7b439da4aab5b9fa35f2616e6353c65/pah-200129-99-679524-dpai.jpg)
29 January 2020, Australia, Melbourne: Tennis: Grand Slam, Australian Open, Stock Photo, Picture And Rights Managed Image. Pic. PAH-200129-99-679524-DPAI | agefotostock
![Melbourne, Australia. 29th Jan, 2020. Alexander Zverev (L) of Germany and Stan Wawrinka of Switzerland acknowledge each other after the quarterfinal of men's singles match between Alexander Zverev of Germany and Stan Melbourne, Australia. 29th Jan, 2020. Alexander Zverev (L) of Germany and Stan Wawrinka of Switzerland acknowledge each other after the quarterfinal of men's singles match between Alexander Zverev of Germany and Stan](https://c8.alamy.com/comp/2ARNPER/melbourne-australia-29th-jan-2020-alexander-zverev-l-of-germany-and-stan-wawrinka-of-switzerland-acknowledge-each-other-after-the-quarterfinal-of-mens-singles-match-between-alexander-zverev-of-germany-and-stan-wawrinka-of-switzerland-at-2020-australian-open-in-melbourne-australia-jan-29-2020-credit-wang-jingqiangxinhuaalamy-live-news-2ARNPER.jpg)