On Monday night, Iga Swiatek won the Cincinnati Open. On Tuesday, she played two U.S. Open doubles matches in New York City.

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.

After back-to-back semifinal losses over the last two years, Iga Swiatek broke through Aug. 17, beating Elena Rybakina for a spot in the finals.