![David Goffin of Belgium returns in his fourth round match against Roger Federer of Switzerland at the French Open tennis tournament in Roland Garros stadium in Paris, Sunday June 3, 2012. (AP David Goffin of Belgium returns in his fourth round match against Roger Federer of Switzerland at the French Open tennis tournament in Roland Garros stadium in Paris, Sunday June 3, 2012. (AP](https://c8.alamy.com/comp/2N9NPR5/david-goffin-of-belgium-returns-in-his-fourth-round-match-against-roger-federer-of-switzerland-at-the-french-open-tennis-tournament-in-roland-garros-stadium-in-paris-sunday-june-3-2012-ap-photomichel-spingler-2N9NPR5.jpg)
David Goffin of Belgium returns in his fourth round match against Roger Federer of Switzerland at the French Open tennis tournament in Roland Garros stadium in Paris, Sunday June 3, 2012. (AP
![Roger Federer of Switzerland celebrates after defeating David Goffin of Belgium in their men's singles match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Roger Federer of Switzerland celebrates after defeating David Goffin of Belgium in their men's singles match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China,](https://c8.alamy.com/comp/2MHXMF2/roger-federer-of-switzerland-celebrates-after-defeating-david-goffin-of-belgium-in-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-2MHXMF2.jpg)
Roger Federer of Switzerland celebrates after defeating David Goffin of Belgium in their men's singles match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China,
![Roger Federer of Switzerland plays against David Goffin of Belguim during their Round Four Men's Singles match at the USTA Billie Jean King National Tennis Center in Flushing Meadows - Corona Park Roger Federer of Switzerland plays against David Goffin of Belguim during their Round Four Men's Singles match at the USTA Billie Jean King National Tennis Center in Flushing Meadows - Corona Park](https://c8.alamy.com/comp/2ENKHPA/roger-federer-of-switzerland-plays-against-david-goffin-of-belguim-during-their-round-four-mens-singles-match-at-the-usta-billie-jean-king-national-tennis-center-in-flushing-meadows-corona-park-in-the-new-york-city-borough-of-queens-ny-on-september-1-2019-photo-by-anthony-beharsipa-usa-2ENKHPA.jpg)
Roger Federer of Switzerland plays against David Goffin of Belguim during their Round Four Men's Singles match at the USTA Billie Jean King National Tennis Center in Flushing Meadows - Corona Park
![Roger Federer offers no excuses for his shock defeat by David Goffin at ATP Finals | Tennis News | Sky Sports Roger Federer offers no excuses for his shock defeat by David Goffin at ATP Finals | Tennis News | Sky Sports](https://e0.365dm.com/17/11/512x512/skysports-goffin-tennis-atpfinals-london_4159456.jpg)
Roger Federer offers no excuses for his shock defeat by David Goffin at ATP Finals | Tennis News | Sky Sports
![David Goffin of Belgium celebrates during his semifinal match against Brazil's Thomaz Bellucci at the Suisse Open tennis tournament in Gstaad, Switzerland, Saturday, Aug. 1, 2015. (Peter Schneider/Keystone via AP Stock Photo - David Goffin of Belgium celebrates during his semifinal match against Brazil's Thomaz Bellucci at the Suisse Open tennis tournament in Gstaad, Switzerland, Saturday, Aug. 1, 2015. (Peter Schneider/Keystone via AP Stock Photo -](https://c8.alamy.com/comp/2P2KJ11/david-goffin-of-belgium-celebrates-during-his-semifinal-match-against-brazils-thomaz-bellucci-at-the-suisse-open-tennis-tournament-in-gstaad-switzerland-saturday-aug-1-2015-peter-schneiderkeystone-via-ap-2P2KJ11.jpg)
David Goffin of Belgium celebrates during his semifinal match against Brazil's Thomaz Bellucci at the Suisse Open tennis tournament in Gstaad, Switzerland, Saturday, Aug. 1, 2015. (Peter Schneider/Keystone via AP Stock Photo -
![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/2MHXMTG/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-2MHXMTG.jpg)