Roger Federer and Serena Williams play against each other in mixed doubles at Hopman Cup - The Times

Roger Federer and Serena Williams play against each other in mixed doubles at Hopman Cup  The TimesSerena Williams calls Roger Federer ‘greatest of all time’ after facing off in doubles match  The Washington Post'Oh what a night': Roger Federer beats Serena Williams in Hopman Cup exhibition match  Yahoo SportsRoger Federer's Swiss team bests Serena Williams' American pair in mixed doubles match at Hopman Cup  ESPNRoger Federer spotted relaxing