LONDON, ENGLAND - JULY 14: Roger Federer of Switzerland acknowledges the crowd as he celebrates victory after the Gentlemen's Singles semi final match against Tomas Berdych of The Czech Republic on day eleven of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club at Wimbledon on July 14, 2017 in London, England. (Photo by Shaun Botterill/Getty Images)
