The tournament held in New York City continued with morning session matches on the 8th day.
Iga Swiatek, at the top of the women’s world rankings, had a hard time against Jule Niemeier, who was in the 108th place of the classification.
Losing the first set 6-2, Swiatek won the next sets 6-4 and 6-0 to become one of the last 8 names in the US Open for the first time.
Jessica Pegula (seeded 8), who made her first 4th round match at the US Open, continued on her way by defeating Petra Kvitova (21) 2-0 (6-3, 6-2).
In men’s men, Andrey Rublev (9) defeated Cameron Norrie (7) 6-4 with 3-0 and got a quarter-final ticket.