Wawrinka sets up last-four clash with fellow Swiss Federer after overcoming Murray at ATP World Tour Finals
![Mirka Federer watches her husband Roger Federer of Switzerland play his semi-final tennis match against Stan Wawrinka of Switzerland at the ATP World Tour Finals at the O2 Arena in London November Mirka Federer watches her husband Roger Federer of Switzerland play his semi-final tennis match against Stan Wawrinka of Switzerland at the ATP World Tour Finals at the O2 Arena in London November](https://c8.alamy.com/compfr/2cwp0x4/mirka-federer-watches-her-husband-roger-federer-of-switzerland-play-his-semi-final-tennis-match-against-stan-wawrinka-of-switzerland-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-roger-federer-and-suggestions-of-strained-relations-between-the-all-time-great-and-his-team-mate-stanislas-wawrinka-yet-not-only-did-the-draining-final-moments-of-federers-win-at-the-atp-world-tour-finals-semi-final-against-wawrinka-reawaken-his-old-back-trouble-forcing-him-to-w-2cwp0x4.jpg)
Mirka Federer watches her husband Roger Federer of Switzerland play his semi-final tennis match against Stan Wawrinka of Switzerland at the ATP World Tour Finals at the O2 Arena in London November
![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)
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
![St. Jakobshalle, Basel, Switzerland. 21st Oct, 2019. ATP World Tour Tennis, Swiss Indoors; Benoit Paire (FRA) plays a forehand in the match against Henri Laaksonen (SUI) - Editorial Use Credit: Action Plus St. Jakobshalle, Basel, Switzerland. 21st Oct, 2019. ATP World Tour Tennis, Swiss Indoors; Benoit Paire (FRA) plays a forehand in the match against Henri Laaksonen (SUI) - Editorial Use Credit: Action Plus](https://c8.alamy.com/comp/2A5MHG1/st-jakobshalle-basel-switzerland-21st-oct-2019-atp-world-tour-tennis-swiss-indoors-benoit-paire-fra-plays-a-forehand-in-the-match-against-henri-laaksonen-sui-editorial-use-credit-action-plus-sportsalamy-live-news-2A5MHG1.jpg)
St. Jakobshalle, Basel, Switzerland. 21st Oct, 2019. ATP World Tour Tennis, Swiss Indoors; Benoit Paire (FRA) plays a forehand in the match against Henri Laaksonen (SUI) - Editorial Use Credit: Action Plus
![St. Jakobshalle, Basel, Switzerland. 27th Oct, 2019. ATP World Tour Tennis, Swiss Indoors Final; Roger Federer (SUI) hits a forehand in the match against Alex de Minaur (AUS) - Editorial Use Credit: St. Jakobshalle, Basel, Switzerland. 27th Oct, 2019. ATP World Tour Tennis, Swiss Indoors Final; Roger Federer (SUI) hits a forehand in the match against Alex de Minaur (AUS) - Editorial Use Credit:](https://c8.alamy.com/comp/2A6KED1/st-jakobshalle-basel-switzerland-27th-oct-2019-atp-world-tour-tennis-swiss-indoors-final-roger-federer-sui-hits-a-forehand-in-the-match-against-alex-de-minaur-aus-editorial-use-credit-action-plus-sportsalamy-live-news-2A6KED1.jpg)
St. Jakobshalle, Basel, Switzerland. 27th Oct, 2019. ATP World Tour Tennis, Swiss Indoors Final; Roger Federer (SUI) hits a forehand in the match against Alex de Minaur (AUS) - Editorial Use Credit:
![St. Jakobshalle, Basel, Switzerland. 27th Oct, 2019. ATP World Tour Tennis, Swiss Indoors Final; Roger Federer (SUI) hits a forehand in the match against Alex de Minaur (AUS) - Editorial Use Credit: St. Jakobshalle, Basel, Switzerland. 27th Oct, 2019. ATP World Tour Tennis, Swiss Indoors Final; Roger Federer (SUI) hits a forehand in the match against Alex de Minaur (AUS) - Editorial Use Credit:](https://c8.alamy.com/comp/2A6KECJ/st-jakobshalle-basel-switzerland-27th-oct-2019-atp-world-tour-tennis-swiss-indoors-final-roger-federer-sui-hits-a-forehand-in-the-match-against-alex-de-minaur-aus-editorial-use-credit-action-plus-sportsalamy-live-news-2A6KECJ.jpg)