Kei Nishikori vs Hyeon Chung Practice @ Washington Citi Open (HD)
Kei Nishikori warms up his groundstrokes against Hyeon Chung at the Washington Citi Open at Rock Creek Park Tennis Center (HD)
Kei Nishikori warms up his groundstrokes against Hyeon Chung at the Washington Citi Open at Rock Creek Park Tennis Center (HD)