![Doha, Qatar. 3rd Jan, 2017. Ivo Karlovic of Croatia returns a shot during a first round match against Illya Marchenko of Ukraine at the ATP Qatar Open tennis tournament in the Khalifa Doha, Qatar. 3rd Jan, 2017. Ivo Karlovic of Croatia returns a shot during a first round match against Illya Marchenko of Ukraine at the ATP Qatar Open tennis tournament in the Khalifa](https://c8.alamy.com/comp/HG165T/doha-qatar-3rd-jan-2017-ivo-karlovic-of-croatia-returns-a-shot-during-HG165T.jpg)
Doha, Qatar. 3rd Jan, 2017. Ivo Karlovic of Croatia returns a shot during a first round match against Illya Marchenko of Ukraine at the ATP Qatar Open tennis tournament in the Khalifa
![Doha, 17 01 2017 TENNIS MEN TOURNAMENT ATP, Tennis Herren 250 DOHA QATAR EXXONMOBIL OPEN NZ Daniel Evans Doha, 17 01 2017 TENNIS MEN TOURNAMENT ATP, Tennis Herren 250 DOHA QATAR EXXONMOBIL OPEN NZ Daniel Evans](https://www.imago-images.com/bild/sp/1009932459/w.jpg)
Doha, 17 01 2017 TENNIS MEN TOURNAMENT ATP, Tennis Herren 250 DOHA QATAR EXXONMOBIL OPEN NZ Daniel Evans
![Doha, Qatar. 4th Jan, 2017. Horacio Zeballos of Argentina reacts during a second round match against Novak Dojkovic of Serbia at the ATP Qatar Open tennis tournament in the Khalifa International Tennis Doha, Qatar. 4th Jan, 2017. Horacio Zeballos of Argentina reacts during a second round match against Novak Dojkovic of Serbia at the ATP Qatar Open tennis tournament in the Khalifa International Tennis](https://c8.alamy.com/comp/HG6BTJ/doha-qatar-4th-jan-2017-horacio-zeballos-of-argentina-reacts-during-HG6BTJ.jpg)
Doha, Qatar. 4th Jan, 2017. Horacio Zeballos of Argentina reacts during a second round match against Novak Dojkovic of Serbia at the ATP Qatar Open tennis tournament in the Khalifa International Tennis
![Doha, 17 01 2017 TENNIS MEN TOURNAMENT ATP, Tennis Herren 250 DOHA QATAR EXXONMOBIL OPEN NZ Daniel Evans Doha, 17 01 2017 TENNIS MEN TOURNAMENT ATP, Tennis Herren 250 DOHA QATAR EXXONMOBIL OPEN NZ Daniel Evans](https://www.imago-images.com/bild/sp/1009932458/w.jpg)
Doha, 17 01 2017 TENNIS MEN TOURNAMENT ATP, Tennis Herren 250 DOHA QATAR EXXONMOBIL OPEN NZ Daniel Evans
![Doha, Qatar. 4th Jan, 2017. Jiri Vesely of the Czech Republic returns a shot during a second round match against his compatriot Tomas Berdych at the ATP Qatar Open tennis tournament in Doha, Qatar. 4th Jan, 2017. Jiri Vesely of the Czech Republic returns a shot during a second round match against his compatriot Tomas Berdych at the ATP Qatar Open tennis tournament in](https://c8.alamy.com/comp/HG6DET/doha-qatar-4th-jan-2017-jiri-vesely-of-the-czech-republic-returns-HG6DET.jpg)