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Munich, Germany. 28th Apr, 2016. Argentina's Juan Martin del Potro in action against Germany's Jan-Lennard Struff (unseen) … | Photo, Atp tennis, Tennis tournaments
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Germany's Philipp Kohlschreiber returns the ball to Austria's Dominic Thiem during the final match at the ATP tennis tournament in Munich, Germany, Sunday, May 1, 2016. (Marc Mueller/dpa via AP Stock Photo -
![Halle, Germany. 15th June, 2016. Roger Federer of Switzerland sits after his victory in the match against Struff of Germany during the ATP tennis tournament in Halle, Germany, 15 June 2016. Photo: Halle, Germany. 15th June, 2016. Roger Federer of Switzerland sits after his victory in the match against Struff of Germany during the ATP tennis tournament in Halle, Germany, 15 June 2016. Photo:](https://c8.alamy.com/comp/G3TEJ7/halle-germany-15th-june-2016-roger-federer-of-switzerland-sits-after-G3TEJ7.jpg)
Halle, Germany. 15th June, 2016. Roger Federer of Switzerland sits after his victory in the match against Struff of Germany during the ATP tennis tournament in Halle, Germany, 15 June 2016. Photo:
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![Munich, Germany. 30th Apr, 2016. Austrian tennis player Dominic Thiem celebrates his win in the game against German tennis player Alexander Zverev in the half final at the ATP Tournament in Munich, Munich, Germany. 30th Apr, 2016. Austrian tennis player Dominic Thiem celebrates his win in the game against German tennis player Alexander Zverev in the half final at the ATP Tournament in Munich,](https://c8.alamy.com/comp/G0793W/munich-germany-30th-apr-2016-austrian-tennis-player-dominic-thiem-G0793W.jpg)
Munich, Germany. 30th Apr, 2016. Austrian tennis player Dominic Thiem celebrates his win in the game against German tennis player Alexander Zverev in the half final at the ATP Tournament in Munich,
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Dominic Thiem (AUT), Endspiel, Final Tennis - BMW Open2016 - Munich - ATP - MTTC Iphitos - Germany - 2016 | Juergen Hasenkopf Photography
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Munich, Germany. 30th Apr, 2016. German Tennis player Alexander Zverev playing against Austrian tennis player Dominic Thiem in the half final at the ATP Tournament in Munich, Germany, 30 April 2016. Photo:
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Halle, Germany. 16th June, 2016. Roger Federer of Switzerland waves after his victory in the match against M. Jaziri of Tunisia during the ATP tennis tournament in Halle, Germany, 16 June 2016.
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Alexander Zverev (GER) Tennis - BMW Open2016 - Munich - ATP - MTTC Iphitos - Germany - 2016 | Juergen Hasenkopf Photography
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