Nishikori keeps home hopes of tennis medal alive by reaching quarter-finals
Former world No 4 Kei Nishikori advanced to the quarter-finals at the Tokyo Olympics with a 7-6, 6-0 win over Ilya Ivashka
Former world No 4 Kei Nishikori advanced to the quarter-finals at the Tokyo Olympics with a 7-6, 6-0 win over Ilya Ivashka