![Serbian and Montenegro's Novak Djokovic celebrates his victory over Israel during the Davis Cup Europe/Africa Zone tennis match at Canada stadium in the city of Ramat Hasharon in Israel February 12, 2006. Serbian and Montenegro's Novak Djokovic celebrates his victory over Israel during the Davis Cup Europe/Africa Zone tennis match at Canada stadium in the city of Ramat Hasharon in Israel February 12, 2006.](https://c8.alamy.com/comp/2D2DGAE/serbian-and-montenegros-novak-djokovic-celebrates-his-victory-over-israel-during-the-davis-cup-europeafrica-zone-tennis-match-at-canada-stadium-in-the-city-of-ramat-hasharon-in-israel-february-12-2006-reuterseliana-aponte-2D2DGAE.jpg)
Serbian and Montenegro's Novak Djokovic celebrates his victory over Israel during the Davis Cup Europe/Africa Zone tennis match at Canada stadium in the city of Ramat Hasharon in Israel February 12, 2006.
![Roger Federer's 2006 feud with Novak Djokovic turned nasty after on-court disagreement | Tennis | Sport | Express.co.uk Roger Federer's 2006 feud with Novak Djokovic turned nasty after on-court disagreement | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/secondary/Roger-Federer-s-2006-feud-with-Novak-Djokovic-turned-nasty-after-on-court-disagreement-2179275.webp?r=1574757017305)
Roger Federer's 2006 feud with Novak Djokovic turned nasty after on-court disagreement | Tennis | Sport | Express.co.uk
![Spain's Rafael Nadal defeats 6-4, 6-4, Serbia and Montenegro's Novak Djokovic in their quarter final of the French Tennis Open at Roland Garros arena, in Paris, France, on June 7, 2006. Djokovic Spain's Rafael Nadal defeats 6-4, 6-4, Serbia and Montenegro's Novak Djokovic in their quarter final of the French Tennis Open at Roland Garros arena, in Paris, France, on June 7, 2006. Djokovic](https://c8.alamy.com/comp/2E9ANFE/spains-rafael-nadal-defeats-6-4-6-4-serbia-and-montenegros-novak-djokovic-in-their-quarter-final-of-the-french-tennis-open-at-roland-garros-arena-in-paris-france-on-june-7-2006-djokovic-withdrew-due-to-an-injury-photo-by-corinne-dubreuilcameleonabacapresscom-2E9ANFE.jpg)