
Roger Federer of Switzerland celebrates after the men's singles fourth round match with Grigor Dimitrov of Bulgaria during Day 7 of the Wimbledon Championship 2017 in London, Britain on July 10, 2017. Roger Federer won 3-0. (Xinhua/Han Yan)

Roger Federer of Switzerland celebrates after the men's singles fourth round match with Grigor Dimitrov of Bulgaria during Day 7 of the Wimbledon Championship 2017 in London, Britain on July 10, 2017. Roger Federer won 3-0. (Xinhua/Han Yan)