Naomi Osaka beats compatriot Misaki Doi to advance at Pan Pacific Open
Osaka blasted seven aces against Japan's top-ranked player and converted two of five break chances.
Sep 19, 2016
The Latest: Murray tops Kyrgios; Raonic comes from two sets down to beat Goffin
In women's action, Kerber eased past Doi, Halep outlasted Keys and Cibulkova shocked Radwanska in a thriller.
Jul 04, 2016