Ruud didn’t always feel quite so calm about it. He was dining in New York while Swiatek played her title match in Ohio and keeping a close eye on the score. He was secretly chatting with Swiatek’s team throughout the match — “she doesn’t know this,” Ruud said with a laugh — and wondering about their doubles match the next morning.

Iga Swiatek has confirmed her participation in today’s US Open mixed doubles event despite a rapid turnaround from her victory at the Cincinnati Open on Monday night. The Polish star, who won Wimbledon last month, did not drop a set all week in Cincinnati and defeated Jasmine Paolini 7-5 6-4 to lay down a marker ahead of the US Open.

Swiatek captured her first Cincinnati Open title without losing a set after beating Jasmine Paolini in the final