16
Sep
Fellow living legend Serena Williams, who has said she is 'evolving away from tennis' herself, has hailed retiring Roger Federer as an inspiration. "You inspired countless millions and millions of people - including me - and we will never forget," said Williams. "Welcome to the retirement club. And thank you for being you." Federer, 41, will end a career that featured 20 Grand Slam singles titles after the Laver Cup, which begins in London on 23 September. "I have always looked up to you and admired you," said Williams. "I applaud you and look forward to all that you do in the future." Williams…