Aus Open: Michelsen serves Tsitsipas opening round exit

Aus Open: Gauff overcomes Kenin challenge in first round

Aus Open: Sumit Nagal suffers early exit after losing to Tomas Machac

Aus Open: Sabalenka begins title defense with straight sets win over Stephens

Aus Open: Ruud, Nishikori survive five-set thrillers in opening round

Aus Open: Zheng, Mirra win in opener as heavy rain suspends play on outside courts

'Goal is to win as many Grand Slams as I can': Alcaraz ahead of Aus Open

Aus Open: Naomi Osaka confident of playing first-round match despite injury