Carlos Alcaraz beat veteran Richard Gasquet in straight sets to secure his place in the second round of the Australian Open.
Emma Raducanu made a convincing grand-slam return with victory over Shelby Rogers in the first round of the Australian Open.
Iga Swiatek emerged victorious in the clash of grand slam champions as she defeated Sofia Kenin to secure her place in the second round of the Australian Open.
Naomi Osaka showed plenty of encouraging signs as she went down in two tight sets to Caroline Garcia on her return to the Australian Open stage.
Andy Murray conceded that the curtain is closing on his career after a disappointing defeat to Tomas Martin Etcheverry at the Australian Open on Monday.
Daniil Medvedev lost the first set but ultimately came out on top after his opponent retired in his opening match at the Australian Open on Monday.