![ISTANBUL, TURKEY - MAY 02, 2015: Swiss Player Roger Federer In Action During Semi Final Match Against Argentine Player Diego Schwartzman In TEB BNP Paribas Istanbul Open 2015 Stock Photo, Picture And ISTANBUL, TURKEY - MAY 02, 2015: Swiss Player Roger Federer In Action During Semi Final Match Against Argentine Player Diego Schwartzman In TEB BNP Paribas Istanbul Open 2015 Stock Photo, Picture And](https://previews.123rf.com/images/evrenkalinbacak/evrenkalinbacak1505/evrenkalinbacak150500363/39836654-istanbul-turkey-may-02-2015-swiss-player-roger-federer-in-action-during-semi-final-match-against-arg.jpg)
ISTANBUL, TURKEY - MAY 02, 2015: Swiss Player Roger Federer In Action During Semi Final Match Against Argentine Player Diego Schwartzman In TEB BNP Paribas Istanbul Open 2015 Stock Photo, Picture And
![ISTANBUL, TURKEY - MAY 02, 2015: Roger Federer And Diego Schwartzman Before Semi-final Match Of TEB BNP Paribas Istanbul Open 2015 Stock Photo, Picture And Royalty Free Image. Image 39836504. ISTANBUL, TURKEY - MAY 02, 2015: Roger Federer And Diego Schwartzman Before Semi-final Match Of TEB BNP Paribas Istanbul Open 2015 Stock Photo, Picture And Royalty Free Image. Image 39836504.](https://previews.123rf.com/images/evrenkalinbacak/evrenkalinbacak1505/evrenkalinbacak150500076/39836504-istanbul-turkey-may-02-2015-roger-federer-and-diego-schwartzman-before-semi-final-match-of-teb-bnp-p.jpg)
ISTANBUL, TURKEY - MAY 02, 2015: Roger Federer And Diego Schwartzman Before Semi-final Match Of TEB BNP Paribas Istanbul Open 2015 Stock Photo, Picture And Royalty Free Image. Image 39836504.
![Roger Federer at Garanti Koza, Istanbul Open in Turkey 2015. Playing on clay court tennis Stock Photo - Alamy Roger Federer at Garanti Koza, Istanbul Open in Turkey 2015. Playing on clay court tennis Stock Photo - Alamy](https://c8.alamy.com/comp/R6C9BR/roger-federer-at-garanti-koza-istanbul-open-in-turkey-2015-playing-on-clay-court-tennis-R6C9BR.jpg)