Switzerland's Roger Federer kisses compatriot Martina Hingis after defeating South Africa's Wayne Ferreira and Amanda Coetzer (not pictured) during the doubles rubber of the Hopman Cup at the Burswood Dome in Perth,
Hingis: I taught Federer how to win titles
Roger Federer wants Martina Hingis partnership - Sports Mole
Martina Hingis backs Roger Federer in WTA-ATP merger idea
Federer, Hingis to form Rio 2016 'dream team' | Deccan Herald
Martina Hingis Reveals How Roger Federer changed From a “Wild Boy” to a Champion - EssentiallySports
Tennis legend Martina Hingis reacts to Roger Federer comments | Tennis | Sport | Express.co.uk
Roger Federer Martina Hingis Rio Olympics 2016 mixed doubles | Herald Sun
Martina Hingis: 'I taught Roger Federer how to win his first tournament'
Federer Reveals Pair Who Inspired His Greatness - Tennis Now
Roger Federer Congratulates Sania Mirza-Martina Hingis on Wimbledon Triumph | Tennis News