노박 조코비치, 유연한 리시브
2016-11-21 김지영 기자
Novak Djokovic of Serbia competes during the singles semifinal with Kei Nishikori of Japan at the 2016 ATP World Tour Finals at the O2 Arena in London, Britain on Nov. 19, 2016. Djokovic won 2-0. snapress@snakorea.com