There are three matches on January 20 in the Australian Open round of 16 and quarterfinals, the best being No. 7-ranked Novak Djokovic versus No. 3 Carlos Alcaraz. The tennis action in Melbourne,

Naomi Osaka, a two-time champion in Australia, stopped playing because of a strained abdominal muscle after dropping the first set of her match against Tokyo Olympics gold medalist Belinda Bencic.