MELBOURNE, AUSTRALIA - JANUARY 11: Jelena Jankovic of Serbia hits a backhand during a training session ahead of the 2015 Australian Open at Melbourne Park on January 11, 2015 in Melbourne, Australia. (Photo by Graham Denholm/Getty Images)
MELBOURNE, AUSTRALIA - JANUARY 11: Jelena Jankovic of Serbia hits a backhand during a training session ahead of the 2015 Australian Open at Melbourne Park on January 11, 2015 in Melbourne, Australia. (Photo by Graham Denholm/Getty Images)