Sabalenka books US Open quarter-final clash with Noskova

Two-time defending champion Aryna Sabalenka subdued American Taylor Townsend in straight sets on Sunday to book a US Open quarter-final clash with Wimbledon winner Linda Noskova.Sabalenka rallied from 3-1 down in the second set for a 6-4, 6-3 victory on Arthur Ashe Stadium, where