Tennis paid its tribute to Li Na in a tear - jerking ceremony in Beijing , China . `` The most important thing I want to say is thank you for being our opponent , thank you for being our inspiration and thank you for being our friend . Recurring knee injuries had forced the 32-year - old to call time on her match . Wozniacki , Kvitova and Jankovic were among those to lead the emotional tributes . World ' No.2 Rafael Nadal came on court to present her with a bunch of flowers .
Tennis paid its tribute to Li Na in a tear - jerking ceremony in Beijing , China . Recurring knee injuries had forced the 32-year - old to call time on her match . Wozniacki , Kvitova and Jankovic were among those to lead the emotional tributes . World ' No.2 Rafael Nadal came on court to present her with a bunch of flowers .