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.

The forehand that grazed the sideline, the temple tap to her team, the sprint around the court. All of it pointed to a player in Iga Swiatek who is as composed as she is ruthless.

Third-ranked Iga Swiatek captured the Cincinnati Open title for the first time by defeating No. 7 Jasmine Paolini 7-5, 6-4 on Monday night.