Defending champion Novak Djokovic has progressed to the third round after defeating Japanese wildcard Tatsuma Ito in Melbourne.
The Serb, who won 6-1, 6-4, 6-2 in one hour and 35 minutes, will now face Yoshihito Nishioka, who had crushed British number one Dan Evans in straight sets.
Sixth seed Stefanos Tsitsipas also reached the third round after opponent Philipp Kohlschreiber withdrew injured.
He will face Canadian Milos Raonic or Cristian Garin of Chile in the third round.
Saudi Super Cup heads to Kuwait in expansion drive
Kuwait will host the Saudi Super Cup for the first time when the four-team competition is staged from December 19 to 23, the Saudi Arabian Football Federation (SAFF) said on Monday.
Zverev beats Shelton to win US Open title
Top seed Alexander Zverev of Germany has defeated American Ben Shelton 6-3 7-6(2) 5-7 6-2 in the US Open final on Sunday to win his first title at Flushing Meadows and second Grand Slam crown.
VAR got goal award wrong in Manchester derby, says ref's body
The video assistant referee (VAR) was wrong to allow Erling Haaland's decisive goal in Manchester City's 1-0 win over Manchester United at Old Trafford on Sunday, refereeing body Pro Ref has announced in a statement.
Ferran Torres scores again as PSG earn first Ligue 1 win of the season
Champions Paris St Germain has won their first match of the new Ligue 1 season with World Cup winner Ferran Torres keeping up his red-hot goalscoring form with the only goal of the game in a 1-0 win at Stade Brestois on Sunday.
Ronaldo calls for lifetime bans after 'Jota' chants aimed at Neves
Cristiano Ronaldo said on Sunday that fans who appeared to make chants referencing former teammate Diogo Jota at Ruben Neves during a Saudi Pro League match should be banned from football stadiums for life.
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