Pavlyuchenkova beats Stephens to set up quarter-final with unseeded American Collins

7:21am PST - January 20th, 2019    danielle collins - The Guardian (AU)

Russian upsets No5 seed in late-night three setter Danielle Collins shocks No2 seed Angelique Kerber 6-0, 6-2 The unseeded Anastasia Pavlyuchenkova won a marathon three-setter against Sloane Stephens 6-7, 6-3, 6-3 to reach the Australian Open quarter-finals a…