![Blaz Kavcic of Slovenia hits a return to James Duckworth of Australia during their men's singles match at the Australian Open tennis tournament in Melbourne January 17, 2013. REUTERS/Navesh Chitrakar (AUSTRALIA - Blaz Kavcic of Slovenia hits a return to James Duckworth of Australia during their men's singles match at the Australian Open tennis tournament in Melbourne January 17, 2013. REUTERS/Navesh Chitrakar (AUSTRALIA -](https://c8.alamy.com/comp/2CXARJD/blaz-kavcic-of-slovenia-hits-a-return-to-james-duckworth-of-australia-during-their-mens-singles-match-at-the-australian-open-tennis-tournament-in-melbourne-january-17-2013-reutersnavesh-chitrakar-australia-tags-sport-tennis-2CXARJD.jpg)
Blaz Kavcic of Slovenia hits a return to James Duckworth of Australia during their men's singles match at the Australian Open tennis tournament in Melbourne January 17, 2013. REUTERS/Navesh Chitrakar (AUSTRALIA -
![Blaz Kavcic of Slovenia hits a return to James Ward of Britain during their men's singles match at the Australian Open tennis tournament in Melbourne January 16, 2012. REUTERS/Toby Melville (AUSTRALIA - Blaz Kavcic of Slovenia hits a return to James Ward of Britain during their men's singles match at the Australian Open tennis tournament in Melbourne January 16, 2012. REUTERS/Toby Melville (AUSTRALIA -](https://c8.alamy.com/comp/2CN451M/blaz-kavcic-of-slovenia-hits-a-return-to-james-ward-of-britain-during-their-mens-singles-match-at-the-australian-open-tennis-tournament-in-melbourne-january-16-2012-reuterstoby-melville-australia-tags-sport-tennis-2CN451M.jpg)
Blaz Kavcic of Slovenia hits a return to James Ward of Britain during their men's singles match at the Australian Open tennis tournament in Melbourne January 16, 2012. REUTERS/Toby Melville (AUSTRALIA -
![Slovenia's Blaz Kavcic returns the ball to Tomas Berdych of the Czech Republic during their tennis match in Qatar Open tennis tournament in Doha January 7, 2015. REUTERS/Mohammed Dabbous (QATAR - Tags: Slovenia's Blaz Kavcic returns the ball to Tomas Berdych of the Czech Republic during their tennis match in Qatar Open tennis tournament in Doha January 7, 2015. REUTERS/Mohammed Dabbous (QATAR - Tags:](https://c8.alamy.com/comp/2D020GD/slovenias-blaz-kavcic-returns-the-ball-to-tomas-berdych-of-the-czech-republic-during-their-tennis-match-in-qatar-open-tennis-tournament-in-doha-january-7-2015-reutersmohammed-dabbous-qatar-tags-sport-tennis-2D020GD.jpg)