Australian tennis bad boy Nick Kyrgios has what it takes to be world No. 1, according to a man who reached the top of the sport.
원문출처 : http://www.cnn.com/2016/12/02/tennis/nick-kyrgios-pat-rafter-wimbledon/index.html
원문출처 : http://www.cnn.com/2016/12/02/tennis/nick-kyrgios-pat-rafter-wimbledon/index.html