Australian Open: Serena Williams cruises into fourth round with 90th win

American tennis star Serena Williams on Friday registered her 90th win in the Australian Open to progress to the fourth round.

Williams defeated Russian teenager Anatasia Potapova 7-6(5) 6-2, saving two set points in the first set and overcoming 31 unforced errors in the third-round clash at Rod Laver Arena.

After facing a tough fight in the first set, Williams did allow her opponent to make a comeback in the second set and completed an easy in the encounter.

Earlier, Williams outclassed Serbia's Nina Stojanovic 6-3, 6-0 in the second round and wrapped up an easy straight-sets victory.

Williams, the seven-time Australian Open champion, will play against Aryna Sabalenka on Sunday to qualify in the quarter-finals.

Sabalenka thrashed American Ann Li 6-3, 6-1 in the thrid-round clash to set-up a clash against Williams.

( With inputs from ANI )