Women's tennis has a new world No. 1. But how did Angelique Kerber do it?
원문출처 : http://www.cnn.com/2016/11/29/tennis/tennis-navratilova-evert-kerber-radwanska/index.html
원문출처 : http://www.cnn.com/2016/11/29/tennis/tennis-navratilova-evert-kerber-radwanska/index.html