![Florian Mayer of Germany in action during his match against David Ferrer of Spain in round four of the Australian Open tennis tournament in Melbourne on Sunday, Jan. 19, 2014. (AAP Image/Dave Florian Mayer of Germany in action during his match against David Ferrer of Spain in round four of the Australian Open tennis tournament in Melbourne on Sunday, Jan. 19, 2014. (AAP Image/Dave](https://c8.alamy.com/comp/2JWW0AK/florian-mayer-of-germany-in-action-during-his-match-against-david-ferrer-of-spain-in-round-four-of-the-australian-open-tennis-tournament-in-melbourne-on-sunday-jan-19-2014-aap-imagedave-crosling-no-archiving-editorial-use-only-strictly-editorial-use-only-no-commercial-use-no-books-2JWW0AK.jpg)
Florian Mayer of Germany in action during his match against David Ferrer of Spain in round four of the Australian Open tennis tournament in Melbourne on Sunday, Jan. 19, 2014. (AAP Image/Dave
![German Florian Mayer hits a backhand against South African Izak van der Merwe during a tennis Davis Cup relegation match of the World Group between Germany and South Africa in Stuttgart, southern German Florian Mayer hits a backhand against South African Izak van der Merwe during a tennis Davis Cup relegation match of the World Group between Germany and South Africa in Stuttgart, southern](https://c8.alamy.com/comp/2ND3JJ4/german-florian-mayer-hits-a-backhand-against-south-african-izak-van-der-merwe-during-a-tennis-davis-cup-relegation-match-of-the-world-group-between-germany-and-south-africa-in-stuttgart-southern-germany-friday-sept-17-2010-mayer-won-6-3-3-6-6-1-7-6-ap-photomichael-probst-2ND3JJ4.jpg)
German Florian Mayer hits a backhand against South African Izak van der Merwe during a tennis Davis Cup relegation match of the World Group between Germany and South Africa in Stuttgart, southern
![German tennis professional Florian Mayer plays a backhand during the ATP match against Turkey's Marsel Ilhan at Rothenbaum in Hamburg, Germany, 20 July 2011. Turnaments of the ATP World Tour at Rothenbaum German tennis professional Florian Mayer plays a backhand during the ATP match against Turkey's Marsel Ilhan at Rothenbaum in Hamburg, Germany, 20 July 2011. Turnaments of the ATP World Tour at Rothenbaum](https://c8.alamy.com/comp/DAP27T/german-tennis-professional-florian-mayer-plays-a-backhand-during-the-DAP27T.jpg)