![Roger Federer of Switzerland returns the ball to Philipp Kohlschreiber (L) of Germany in the third s Roger Federer of Switzerland returns the ball to Philipp Kohlschreiber (L) of Germany in the third s](https://www.imago-images.de/bild/sp/0020977400/w.jpg)
Roger Federer of Switzerland returns the ball to Philipp Kohlschreiber (L) of Germany in the third s
![Switzerland's Roger Federer (L) reacts during his semi-final match against Vasek Pospisil (R) of Canada at the Swiss Indoors ATP tennis tournament in Basel October 26, 2013. REUTERS/Arnd Wiegmann (SWITZERLAND - Tags: Switzerland's Roger Federer (L) reacts during his semi-final match against Vasek Pospisil (R) of Canada at the Swiss Indoors ATP tennis tournament in Basel October 26, 2013. REUTERS/Arnd Wiegmann (SWITZERLAND - Tags:](https://c8.alamy.com/comp/2CJJK27/switzerlands-roger-federer-l-reacts-during-his-semi-final-match-against-vasek-pospisil-r-of-canada-at-the-swiss-indoors-atp-tennis-tournament-in-basel-october-26-2013-reutersarnd-wiegmann-switzerland-tags-sport-tennis-2CJJK27.jpg)
Switzerland's Roger Federer (L) reacts during his semi-final match against Vasek Pospisil (R) of Canada at the Swiss Indoors ATP tennis tournament in Basel October 26, 2013. REUTERS/Arnd Wiegmann (SWITZERLAND - Tags:
![The captain of the Swiss Fed Cup tennis team Heinz Guenthardt (L) speaks with Timea Bacsinszky during a training session in Yverdon April 18, 2012. Switzerland will play against Belarus April 21 The captain of the Swiss Fed Cup tennis team Heinz Guenthardt (L) speaks with Timea Bacsinszky during a training session in Yverdon April 18, 2012. Switzerland will play against Belarus April 21](https://c8.alamy.com/comp/2CY080C/the-captain-of-the-swiss-fed-cup-tennis-team-heinz-guenthardt-l-speaks-with-timea-bacsinszky-during-a-training-session-in-yverdon-april-18-2012-switzerland-will-play-against-belarus-april-21-to-22-2012-reutersdenis-balibouse-switzerland-tags-sport-tennis-2CY080C.jpg)
The captain of the Swiss Fed Cup tennis team Heinz Guenthardt (L) speaks with Timea Bacsinszky during a training session in Yverdon April 18, 2012. Switzerland will play against Belarus April 21
![Chris Guccione (L) of Australia talks to his captain John Fitzgerald (R) during his Davis Cup World Group tennis match against Stanislas Wawrinka of Switzerland in Geneva February 10, 2006. REUTERS/Siggi Bucher Chris Guccione (L) of Australia talks to his captain John Fitzgerald (R) during his Davis Cup World Group tennis match against Stanislas Wawrinka of Switzerland in Geneva February 10, 2006. REUTERS/Siggi Bucher](https://c8.alamy.com/comp/2D2GDWN/chris-guccione-l-of-australia-talks-to-his-captain-john-fitzgerald-r-during-his-davis-cup-world-group-tennis-match-against-stanislas-wawrinka-of-switzerland-in-geneva-february-10-2006-reuterssiggi-bucher-2D2GDWN.jpg)
Chris Guccione (L) of Australia talks to his captain John Fitzgerald (R) during his Davis Cup World Group tennis match against Stanislas Wawrinka of Switzerland in Geneva February 10, 2006. REUTERS/Siggi Bucher
![Switzerland's Davis Cup tennis team player Roger Federer (L) and Stanislas Wawrinka play during their Davis Cup world group playoff doubles match against Portugal's Frederico Gil and Leonardo Tavares in Bern July Switzerland's Davis Cup tennis team player Roger Federer (L) and Stanislas Wawrinka play during their Davis Cup world group playoff doubles match against Portugal's Frederico Gil and Leonardo Tavares in Bern July](https://c8.alamy.com/comp/2CY8231/switzerlands-davis-cup-tennis-team-player-roger-federer-l-and-stanislas-wawrinka-play-during-their-davis-cup-world-group-playoff-doubles-match-against-portugals-frederico-gil-and-leonardo-tavares-in-bern-july-9-2011-reutersromina-amato-switzerland-tags-sport-tennis-2CY8231.jpg)
Switzerland's Davis Cup tennis team player Roger Federer (L) and Stanislas Wawrinka play during their Davis Cup world group playoff doubles match against Portugal's Frederico Gil and Leonardo Tavares in Bern July
![SWITZERLAND'S MARC-ANDREA HUESLER L DOMINIC STEPHAN Editorial Stock Photo - Stock Image | Shutterstock SWITZERLAND'S MARC-ANDREA HUESLER L DOMINIC STEPHAN Editorial Stock Photo - Stock Image | Shutterstock](https://editorial01.shutterstock.com/wm-preview-1500/12450360a/8a38ed15/Shutterstock_12450360a.jpg)
SWITZERLAND'S MARC-ANDREA HUESLER L DOMINIC STEPHAN Editorial Stock Photo - Stock Image | Shutterstock
![Martina Hingis (L) and Belinda Bencic of Switzerland talk during their match against Andrea Petkovic..., Stock Photo, Picture And Rights Managed Image. Pic. PAH-65672122 | agefotostock Martina Hingis (L) and Belinda Bencic of Switzerland talk during their match against Andrea Petkovic..., Stock Photo, Picture And Rights Managed Image. Pic. PAH-65672122 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/279aee0967cdd7c16fb0f00662d12b0c/pah-65672122.jpg)
Martina Hingis (L) and Belinda Bencic of Switzerland talk during their match against Andrea Petkovic..., Stock Photo, Picture And Rights Managed Image. Pic. PAH-65672122 | agefotostock
Federer erspielt sich Duell gegen Wawrinka: «Ein Schweizer wird im Halbfinale sein. Ich hoffe, dass ich es bin» - watson
![Stan Wawrinka of Switzerland gestures towards the coaches and family box of Roger Federer of Switzerland, during their semi-final tennis match at the ATP World Tour Finals at the O2 Arena in Stan Wawrinka of Switzerland gestures towards the coaches and family box of Roger Federer of Switzerland, during their semi-final tennis match at the ATP World Tour Finals at the O2 Arena in](https://c8.alamy.com/compfr/2e69x69/stan-wawrinka-of-switzerland-gestures-towards-the-coaches-and-family-box-of-roger-federer-of-switzerland-during-their-semi-final-tennis-match-at-the-atp-world-tour-finals-at-the-o2-arena-in-london-november-15-2014-switzerlands-potential-davis-cup-fairytale-this-weekend-has-become-clouded-by-uncertainty-over-the-fitness-of-federer-and-suggestions-of-strained-relations-between-the-all-time-great-and-his-team-mate-wawrinka-not-only-did-the-draining-final-moments-of-federers-win-at-the-atp-tour-finals-semi-final-against-wawrinka-reawaken-his-old-back-trouble-forcing-him-to-withdraw-before-s-2e69x69.jpg)