Naomi Osaka retires from her third round match with Belinda Bencic over abdominal injury
Two-time Australian Open champion Naomi Osaka stopped playing due to an abdominal strain after dropping the first set in the third round against Belinda Bencic on Friday. “I've had a history of that since I was a teenager. I tighten my abs at least once a year. “For me, I would say my serve is […]