Briton pulls through gruelling encounter to advance
Norrie reaches men’s last 16 after seeing off Musetti
Emma Raducanu began her buildup towards next month’s US Open with an impressive straight-sets win over seventh seed Marta Kostyuk at the DC Open in Washington.
Playing her first singles match since stretching world No 1 Aryna Sabalenka in the third round of Wimbledon, Raducanu held off the Ukrainian world No 27 to pull through a gruelling encounter 7-6 (4), 6-4.