World No.1 and defending champion Daniil Medvedev ended the dream US Open run of China’s Wu Yibing on Friday to set-up a blockbuster Last-16 clash against Nick Kyrgios. 

Medvedev eased past World No.174 Wu, who came through qualifying, 6-4, 6-2, 6-2. Wimbledon runner-up Kyrgios made the fourth round by seeing off America’s JJ Wolf 6-4, 6-2, 6-3. Kyrgios leads the pair’s head-to-head record 3-1.