Roger Federer has revealed he will miss next month's Rio Olympics -- and the rest of this season -- in order to extend his tennis career.
원문출처 : http://www.cnn.com/2016/07/26/tennis/roger-federer-to-miss-olympics-tennis/index.html
원문출처 : http://www.cnn.com/2016/07/26/tennis/roger-federer-to-miss-olympics-tennis/index.html