Azarenka through to quarterfinals

Third-seeded Belarusian slugger Victoria Azarenka has advanced to the quarterfinals at the Australian Open.

Azarenka, who titled in Sydney last week by beating Li Na in the marquee finale, beat veteran Czech left-hander Iveta Benesova, 6-2, 6-2, on Sunday. Azarenka has yet to drop a set at this year's first major.

The match, which lasted 77 minutes, saw Azarenka take advantage of 26 unforced errors from Benesova. Next up for Azarenka will be No. 8 seed Agnieszka Radwanska, who beat No. 22 seed Julia Goerges, 6-1, 6-1.

Azarenka, who is on a nine-match winning streak, moved to 4-0 all-time against Benesova.