Rafael Nadal's retirement from tennis serves as a reminder that for all of his Grand Slam titles and other successes, his greatest legacy might be the qualities that inspired Carlos Alcaraz, Iga Swiatek and other younger players.

Defending champion Naomi Osaka has advanced to the third round of the Australian Open with a 6-0, 6-4 win over Madison Brengle in a night match on Rod Laver Arena.