![Defending champion and top-seed Roger Federer of Switzerland examines his right foot during a medical break in his match against Guillermo Canas of Argentina at the Pacific Life Open tennis tournament in Defending champion and top-seed Roger Federer of Switzerland examines his right foot during a medical break in his match against Guillermo Canas of Argentina at the Pacific Life Open tennis tournament in](https://c8.alamy.com/comp/2PBTCH6/defending-champion-and-top-seed-roger-federer-of-switzerland-examines-his-right-foot-during-a-medical-break-in-his-match-against-guillermo-canas-of-argentina-at-the-pacific-life-open-tennis-tournament-in-indian-wells-calif-sunday-march-11-2007-federer-had-his-feet-attended-to-by-a-trainer-twice-in-the-match-canas-upset-federer-7-5-6-2-ap-photoelise-amendola-2PBTCH6.jpg)
Defending champion and top-seed Roger Federer of Switzerland examines his right foot during a medical break in his match against Guillermo Canas of Argentina at the Pacific Life Open tennis tournament in
![Switzerland's Roger Federer waves to the crowd as he walks off the court after his loss against Argentina's Guillermo Canas at the Pacific Life Open tennis tournament in Indian Wells, California March Switzerland's Roger Federer waves to the crowd as he walks off the court after his loss against Argentina's Guillermo Canas at the Pacific Life Open tennis tournament in Indian Wells, California March](https://c8.alamy.com/comp/2E77AAD/switzerlands-roger-federer-waves-to-the-crowd-as-he-walks-off-the-court-after-his-loss-against-argentinas-guillermo-canas-at-the-pacific-life-open-tennis-tournament-in-indian-wells-california-march-11-2007-it-was-federer-first-loss-which-ends-his-streak-of-41-consecutive-victories-reutersdanny-moloshok-united-states-2E77AAD.jpg)
Switzerland's Roger Federer waves to the crowd as he walks off the court after his loss against Argentina's Guillermo Canas at the Pacific Life Open tennis tournament in Indian Wells, California March
![Roger Federer, from Switzerland, reaches to hit a backhand during his semifinals match against Guillermo Canas, from Argentina, at the Pacific Life Open Saturday, March 19, 2005, in Indian Wells, Calif. Federer Roger Federer, from Switzerland, reaches to hit a backhand during his semifinals match against Guillermo Canas, from Argentina, at the Pacific Life Open Saturday, March 19, 2005, in Indian Wells, Calif. Federer](https://c8.alamy.com/comp/2PEA64Y/roger-federer-from-switzerland-reaches-to-hit-a-backhand-during-his-semifinals-match-against-guillermo-canas-from-argentina-at-the-pacific-life-open-saturday-march-19-2005-in-indian-wells-calif-federer-won-6-3-6-1-ap-photokevork-djansezian-2PEA64Y.jpg)