Australian Open: Qualifier Dayana Yastremska ousts Victoria Azarenka to seal QF berth

Melbourne [Australia], January 22 (ANI): Qualifier Dayana Yastremska marched into the first Grand Slam quarterfinal of her career with a 7-6(6), 6-4 upset of two-time champion Victoria Azarenka in the fourth round of the Australian Open on Monday.

The 23-year-old Yastremska defeated former World No. 1 Azarenka in two hours and seven minutes on Rod Laver Arena by fending off two set chances in the opening set and rallying