Aryna Sabalenka headlined a busy day at WTA Strasbourg as she beat Laura Siegemund to move into the quarter-finals.
Sabalenka is the tournaments highest seed after Ashleigh Barty withdrew with an arm injury, but she showed little signs of the pressures of expectation in a dominant 6-4, 6-3 win.
She will face Monica Puig in the last eight after she saw off Astra Sharma.
It was a hectic day for fourth seed Caroline Garcia, who successfully finished her overnight against Shelby Rogers before beating Rebecca Peterson in straight sets.
Daria Gavrilova was in fighting mood too, as she beat both Diana Marcinkevica and Amandie Hesse.
Fellow Australian Sam Stosur is out, though, after she was well-beaten by Dayana Yastremska, and Wang Qiang also crashed out.
Sunday marks the 40th anniversary of the memorable final which Borg won in five sets against his great rival McEnroe.
Remembering Goran Ivanisevic’s Wimbledon success.
Simona Halep undecided about playing at US Open.
Novak Djokovic yet to make a decision.
Andy Murray tipped to be a dark horse at US Open by Annabel Croft.
Zverev and Ferrer to link up for trial period.
Novak Djokovic has his say.
Robin Soderling opens up.
Episode 156 for the Adria Tour drama.
A mouthful from Dominic Thiem.