![Spaniard Rafael Nadal (L) shakes hand with Roger Federer of Switzerland after their final round match against at the French Open at Roland Garros in Paris on June 10, 2007. Nadal, the Spaniard Rafael Nadal (L) shakes hand with Roger Federer of Switzerland after their final round match against at the French Open at Roland Garros in Paris on June 10, 2007. Nadal, the](https://c8.alamy.com/comp/TYXYH5/spaniard-rafael-nadal-l-shakes-hand-with-roger-federer-of-switzerland-after-their-final-round-match-against-at-the-french-open-at-roland-garros-in-paris-on-june-10-2007-nadal-the-number-2-seed-defeated-the-top-seeded-federer-in-four-sets-6-3-4-6-6-3-6-4-to-win-his-third-straight-french-open-championship-upi-photo-david-silpa-TYXYH5.jpg)
Spaniard Rafael Nadal (L) shakes hand with Roger Federer of Switzerland after their final round match against at the French Open at Roland Garros in Paris on June 10, 2007. Nadal, the
![Roger Federer of Switzerland reacts after winning the men's single final against Rafael Nadal of Spain at the Australian Open tennis tournament in Melbourne, Australia on Jan.29, 2017. 35-year-old Federer won by Roger Federer of Switzerland reacts after winning the men's single final against Rafael Nadal of Spain at the Australian Open tennis tournament in Melbourne, Australia on Jan.29, 2017. 35-year-old Federer won by](https://c8.alamy.com/comp/2P0AGAG/roger-federer-of-switzerland-reacts-after-winning-the-mens-single-final-against-rafael-nadal-of-spain-at-the-australian-open-tennis-tournament-in-melbourne-australia-on-jan29-2017-35-year-old-federer-won-by-6-4-3-6-6-1-3-6-6-3-claimed-the-5th-the-australian-open-title-since-2010-and-extended-his-18th-grand-slam-career-titles-the-yomiuri-shimbun-via-ap-images-2P0AGAG.jpg)
Roger Federer of Switzerland reacts after winning the men's single final against Rafael Nadal of Spain at the Australian Open tennis tournament in Melbourne, Australia on Jan.29, 2017. 35-year-old Federer won by
![Spaniard Rafael Nadal (L) and Roger Federer of Switzerland pose together before their final round match at the French Open at Roland Garros in Paris on June 10, 2007. Nadal, the number Spaniard Rafael Nadal (L) and Roger Federer of Switzerland pose together before their final round match at the French Open at Roland Garros in Paris on June 10, 2007. Nadal, the number](https://c8.alamy.com/comp/TYXYJ5/spaniard-rafael-nadal-l-and-roger-federer-of-switzerland-pose-together-before-their-final-round-match-at-the-french-open-at-roland-garros-in-paris-on-june-10-2007-nadal-the-number-2-seed-defeated-the-top-seeded-federer-in-four-sets-6-3-4-6-6-3-6-4-to-win-his-third-straight-french-open-championship-upi-photo-david-silpa-TYXYJ5.jpg)
Spaniard Rafael Nadal (L) and Roger Federer of Switzerland pose together before their final round match at the French Open at Roland Garros in Paris on June 10, 2007. Nadal, the number
![Spain's Rafael Nadal watches his teammates playing during a training session prior to the Davis Cup first round match between Switzerland and Spain in Geneva, Switzerland, Sunday, February 4, 2006. The Davis Spain's Rafael Nadal watches his teammates playing during a training session prior to the Davis Cup first round match between Switzerland and Spain in Geneva, Switzerland, Sunday, February 4, 2006. The Davis](https://c8.alamy.com/comp/2PC1C4K/spains-rafael-nadal-watches-his-teammates-playing-during-a-training-session-prior-to-the-davis-cup-first-round-match-between-switzerland-and-spain-in-geneva-switzerland-sunday-february-4-2006-the-davis-cup-first-round-between-switzeland-and-spain-will-take-place-from-february-9-to-february-11-keystonesalvatore-di-nolfi-2PC1C4K.jpg)