NEW YORK — The final match Saturday at the U.S. Open got underway closer to midnight than expected, when Maria Sakkari and Beatriz Haddad Maia took the court at Louis Armstrong Stadium at 11:28 p.m.

Yes, the US Open lost a lot of star power when Naomi Osaka and Ashleigh Barty departed earlier in the event. But that vacuum did not last long. Up stepped Emma Raducanu, at 18-year-old ranked No.150, ...