- Fellow baseliner Anett Kontaveit beaten 6-3, 6-4
- Fourth seed to play Shelby Rogers for place in semis
Former champion Naomi Osaka was at her free-swinging best as she stormed into the US Open quarter-finals with a 6-3 6-4 win over Anett Kontaveit on Sunday.
In a battle of baseline blasters, fourth seed Osaka had the edge in firepower over 14th seed Kontaveit in the late match at Arthur Ashe stadium.
Related: ‘So unintended. So wrong’: Novak Djokovic apologises after US Open disqualification
