Chinese tennis player Li Na wipes her tears during a press conference to announce her retirement in Beijing, China, Sunday, Sept. 21, 2014. The two-time Grand Slam champion from China who took tennis ... more 
Chinese tennis player Li Na wipes her tears during a press conference to announce her retirement in Beijing, China, Sunday, Sept. 21, 2014. The two-time Grand Slam champion from China who took tennis in Asia to a new level, has retired due to recurring knee injuries. (AP Photo/Vincent Thian) less 
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Associated Press | Photo By Vincent Thian
Sun, Sep 21, 2014 2:30 AM EDT