Australian Open: Kerber advances 4th round

By Fatih Erel

ISTANBUL

Second seed Angelique Kerber defeated Australian Kimberly Birrell 6-1, 6-0 to reach the 4th round on her birthday in Australian Open on Friday.

Kerber won the match on her birthday.

"The best birthday present you could ask for," Australian Open official account tweeted .

31-year-old Kerber advanced to the fourth round of Australian Open for the sixth time.