![Roger Federer from Switzerland returns the ball to Belgium Olivier Rochus during their match at the ATP tennis tournament 2006 in Halle, western Germany, Friday, June 16, 2006. (AP Photo/Peter Brenneken Stock Roger Federer from Switzerland returns the ball to Belgium Olivier Rochus during their match at the ATP tennis tournament 2006 in Halle, western Germany, Friday, June 16, 2006. (AP Photo/Peter Brenneken Stock](https://c8.alamy.com/comp/2PCY7JP/roger-federer-from-switzerland-returns-the-ball-to-belgium-olivier-rochus-during-their-match-at-the-atp-tennis-tournament-2006-in-halle-western-germany-friday-june-16-2006-ap-photopeter-brenneken-2PCY7JP.jpg)
Roger Federer from Switzerland returns the ball to Belgium Olivier Rochus during their match at the ATP tennis tournament 2006 in Halle, western Germany, Friday, June 16, 2006. (AP Photo/Peter Brenneken Stock
![Great Britain to face Roger Federer's Switzerland and Belgium in inaugural ATP Cup | Tennis News | Sky Sports Great Britain to face Roger Federer's Switzerland and Belgium in inaugural ATP Cup | Tennis News | Sky Sports](https://e0.365dm.com/19/08/2048x1152/skysports-andy-murray-tennis_4743356.jpg)
Great Britain to face Roger Federer's Switzerland and Belgium in inaugural ATP Cup | Tennis News | Sky Sports
![Roger Federer of Switzerland watches his shot as he plays against David Goffin of Belgium in the men's singles match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Roger Federer of Switzerland watches his shot as he plays against David Goffin of Belgium in the men's singles match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis](https://c8.alamy.com/comp/2MHXMT6/roger-federer-of-switzerland-watches-his-shot-as-he-plays-against-david-goffin-of-belgium-in-the-mens-singles-match-at-the-shanghai-masters-tennis-tournament-at-qizhong-forest-sports-city-tennis-center-in-shanghai-china-thursday-oct-10-2019-ap-photoandy-wong-2MHXMT6.jpg)
Roger Federer of Switzerland watches his shot as he plays against David Goffin of Belgium in the men's singles match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis
![Roger Federer of Switzerland reacts during his match against Kristof Vliegen from Belgium during the Davis Cup World Group Play-off round single match between Switzerland and Belgium in Lausanne, Switzerland, Friday Sept. Roger Federer of Switzerland reacts during his match against Kristof Vliegen from Belgium during the Davis Cup World Group Play-off round single match between Switzerland and Belgium in Lausanne, Switzerland, Friday Sept.](https://c8.alamy.com/comp/2P9M758/roger-federer-of-switzerland-reacts-during-his-match-against-kristof-vliegen-from-belgium-during-the-davis-cup-world-group-play-off-round-single-match-between-switzerland-and-belgium-in-lausanne-switzerland-friday-sept-19-2008-ap-photokeystone-sandro-campardo-2P9M758.jpg)
Roger Federer of Switzerland reacts during his match against Kristof Vliegen from Belgium during the Davis Cup World Group Play-off round single match between Switzerland and Belgium in Lausanne, Switzerland, Friday Sept.
![Roger Federer of Switzerland hits a return shot against David Goffin of Belgium during their men's singles match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Roger Federer of Switzerland hits a return shot against David Goffin of Belgium during their men's singles match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in](https://c8.alamy.com/comp/2MHXMT9/roger-federer-of-switzerland-hits-a-return-shot-against-david-goffin-of-belgium-during-their-mens-singles-match-at-the-shanghai-masters-tennis-tournament-at-qizhong-forest-sports-city-tennis-center-in-shanghai-china-thursday-oct-10-2019-ap-photoandy-wong-2MHXMT9.jpg)