MELBOURNE, Australia — Two-time Australian Open champion Naomi Osaka stopped playing because of an injury after dropping the opening set of her third-round match against Belinda Bencic on Friday.

Two-time Australian Open champion Naomi Osaka stopped playing because of a strained abdominal muscle after dropping the opening set of her third-round match against Belinda Bencic on Friday.

Belinda Bencic on Coco Gauff Gauge and Bencic have split their two previous matches: Bencic won in three sets on hard courts in Adelaide in 2021; Gauff returned the favor in two sets, again on ...

Naomi Osaka of Japan waves as she leaves the court after retiring from her third round match against Belinda Bencic of Switzerland at the Australian Open tennis championship in Melbourne ...