Six is the magic number for Novak Djokovic at the ATP Finals this week and the Serbian wasted little time in securing his opening victory of the round-robin section Sunday.
원문출처 : https://www.cnn.com/2019/11/10/tennis/tennis-atp-finals-djokovic-federer-spt-intl/index.html
원문출처 : https://www.cnn.com/2019/11/10/tennis/tennis-atp-finals-djokovic-federer-spt-intl/index.html