Roger Federer of Switzerland in action during a training session on the eve of the Wimbledon Championships at the All England Lawn Tennis Club, in London, Britain, 26 June 2016. EPA/PETER KLAUNZER
Roger Federer of Switzerland in action during a training session on the eve of the Wimbledon Championships at the All England Lawn Tennis Club, in London, Britain, 26 June 2016. EPA/PETER KLAUNZER
Roger Federer of Switzerland serves to Guido Pella of Argentina during their first round match of the Wimbledon Championships at the All England Lawn Tennis Club, in London, Britain, 27 June 2016. EPA/GERRY PENNY
Roger Federer of Switzerland returns to Guido Pella of Argentina during their first round match of the Wimbledon Championships at the All England Lawn Tennis Club, in London, Britain, 27 June 2016. EPA/GERRY PENNY
Roger Federer of Switzerland in action against Guido Pella of Argentina during their first round match of the Wimbledon Championships at the All England Lawn Tennis Club, in London, Britain, 27 June 2016. EPA/PETER KLAUNZER
Topics: 10sballs, 2016 Wimbledon, All England Lawn Tennis Club, Grass tennis, Roger Federer, Sports, Tennis, Wimbledon Championships