![Roger Federer und Michael Lammer Tennis - Dubai Duty Free Tennis Championships - Dubai - ATP - - United Arab Emirates - 2015 | Juergen Hasenkopf Photography Roger Federer und Michael Lammer Tennis - Dubai Duty Free Tennis Championships - Dubai - ATP - - United Arab Emirates - 2015 | Juergen Hasenkopf Photography](https://m.psecn.photoshelter.com/img-get2/I0000Wo9zhKPHNzc/fit=1000x750/Roger-Federer-Michael-Lammer-Dubai-Tennis-Championships-20150224-18151679.jpg)
Roger Federer und Michael Lammer Tennis - Dubai Duty Free Tennis Championships - Dubai - ATP - - United Arab Emirates - 2015 | Juergen Hasenkopf Photography
![Switzerland's Roger Federer (L) talks to Michael Lammer during their Davis Cup semi-final double tennis match against Italy at the Palexpo in Geneva September 13, 2014. REUTERS/Denis Balibouse (SWITZERLAND - Tags: SPORT Switzerland's Roger Federer (L) talks to Michael Lammer during their Davis Cup semi-final double tennis match against Italy at the Palexpo in Geneva September 13, 2014. REUTERS/Denis Balibouse (SWITZERLAND - Tags: SPORT](https://c8.alamy.com/comp/2D0NX48/switzerlands-roger-federer-l-talks-to-michael-lammer-during-their-davis-cup-semi-final-double-tennis-match-against-italy-at-the-palexpo-in-geneva-september-13-2014-reutersdenis-balibouse-switzerland-tags-sport-tennis-2D0NX48.jpg)
Switzerland's Roger Federer (L) talks to Michael Lammer during their Davis Cup semi-final double tennis match against Italy at the Palexpo in Geneva September 13, 2014. REUTERS/Denis Balibouse (SWITZERLAND - Tags: SPORT
![Roger Federer and Michael Lammer Tennis - Dubai Tennis Championships 2015 - Dubai - ATP - - United Arab Emirates - 2015 | International Agency Tennis Photo Network Roger Federer and Michael Lammer Tennis - Dubai Tennis Championships 2015 - Dubai - ATP - - United Arab Emirates - 2015 | International Agency Tennis Photo Network](https://tennisphotos.tennisphotonet.com/img-get/I00004TmXO6A9gig/s/900/900/Roger-Federer-Michael-Lammer-Dubai-Tennis-Championships-20150224-18074973.jpg)
Roger Federer and Michael Lammer Tennis - Dubai Tennis Championships 2015 - Dubai - ATP - - United Arab Emirates - 2015 | International Agency Tennis Photo Network
![Roger Federer und Michael Lammer Tennis - Dubai Duty Free Tennis Championships - Dubai - ATP - - United Arab Emirates - 2015 | Juergen Hasenkopf Photography Roger Federer und Michael Lammer Tennis - Dubai Duty Free Tennis Championships - Dubai - ATP - - United Arab Emirates - 2015 | Juergen Hasenkopf Photography](https://m.psecn.photoshelter.com/img-get/I0000zlKqYdBxGMw/s/1200/I0000zlKqYdBxGMw.jpg)
Roger Federer und Michael Lammer Tennis - Dubai Duty Free Tennis Championships - Dubai - ATP - - United Arab Emirates - 2015 | Juergen Hasenkopf Photography
![Michael Lammer of Switzerland returns the ball during a training session at the Pierre Mauroy stadium in Villeneuve d'Ascq, northern France, November 18, 2014. France will face Switzerland in their Davis Cup Michael Lammer of Switzerland returns the ball during a training session at the Pierre Mauroy stadium in Villeneuve d'Ascq, northern France, November 18, 2014. France will face Switzerland in their Davis Cup](https://l450v.alamy.com/450v/2cpb98t/switzerlands-michael-lammer-returns-the-ball-to-marcos-baghdatis-of-cyprus-at-the-swiss-indoors-atp-tennis-tournament-in-basel-november-2-2011-reutersarnd-wiegmann-switzerland-tags-sport-tennis-2cpb98t.jpg)
Michael Lammer of Switzerland returns the ball during a training session at the Pierre Mauroy stadium in Villeneuve d'Ascq, northern France, November 18, 2014. France will face Switzerland in their Davis Cup
![Roger Federer und Michael Lammer Tennis - Dubai Duty Free Tennis Championships - Dubai - ATP - - United Arab Emirates - 2015 | Juergen Hasenkopf Photography Roger Federer und Michael Lammer Tennis - Dubai Duty Free Tennis Championships - Dubai - ATP - - United Arab Emirates - 2015 | Juergen Hasenkopf Photography](https://m.psecn.photoshelter.com/img-get2/I0000yDFunEeZN_U/fit=1000x750/Roger-Federer-Michael-Lammer-Dubai-Tennis-Championships-20150224-18123045.jpg)