From Fifth Avenue to Flushing Meadows, players have been busy on and off the court ahead of the year’s final Grand Slam.

NEW YORK—Carlos Alcaraz last came to the USTA Billie Jean King National Tennis Center feeling out of sorts after a grueling Olympic-impacted summer ended with an early exit from the US Open.

NEW YORK—Naomi Osaka enjoyed an extra special start to her 2025 US Open campaign, partnering childhood idol Gaël Monfils for a round of mixed doubles on Arthur Ashe Stadium. “Played with my GOAT,” ...