"elise-mertens"

Two-time US Open champion Naomi Osaka revealed she has been dealing with a nagging Achilles injury since the grass season after overcoming Elise Mertens in the third round. Osaka needed a medical timeout but fought back to reach the pre-quarterfinals

The second-seeded pairing of Hseih and Mertens beat 11th seeded Jelena Ostapenko of Latvia and Lyudmyla Kichenok of Ukraine 6-1 7-5 in Sunday's final. It was Hseih's seventh Grand Slam women's doubles title and Mertens' fourth, their second together.

Elise Mertens of Belgium knocked out world No.3 American Jessica Pegula with a 6-1, 6-3 win

Osaka has now won a staggering 23 consecutive matches as she eased past Mertens after just under an hour and a half of play.

The Russian keeps date with Djokovic in Sunday summit clash

No. 3-ranked Osaka pulled out of her Gippsland Trophy semifinal against Elise Mertens, citing a "niggling injury."