Osaka, Serena Williams set for action at Australian Open

MELBOURNE, Australia (AP) — U.S. Open champion Naomi Osaka has started her third-round match at the Australian Open against Hsieh Su-wei on Margaret Court Arena.
Serena Williams will continue her bid for an eighth Australian title and an Open-era record 24th Grand Slam singles title overall when she plays Dayana Yastremska later Saturday on Rod Laver Arena.
A win for Williams on day six of the tournament will set up a fourth-round match against either her older sister, Venus, or top-ranked