Petra Kvitova: Two

CNNPetra Kvitova: Two-time Wimbledon champ diagnosed with 'kissing disease'CNNAlthough triumphant at WTA Tour events in Sydney and Madrid in January and April respectively, Kvitova failed to make the second week at the Australian Open, Roland Garros or Wimbledon and was forced to pull out of events in Indian Wells and Miami due ...and more »