Serena Williams beat Victoria Azarenka in one of the best matches thus far of 2019.

Noami Osaka has a tough draw in her first WTA title defense.

26-year-old Yafan Wang claimed her first career Saturday in Acapulco.

Two-time defending champion Lesia Tsurenko skipped the Acapulco event, but 2016 winner Sloane Stephens did not.

Simona Halep was six points from losing to 20-year-old American Sofia Kenin Thursday at the Australian Open.

The first American woman to win a title in 2019 is Sofia Kenin, just like we all thought.

For Kenin it was a difficult Fed Cup debut, losing a tight decider a day after falling in three sets on the opening day against Barbora Strycova. American Alison Riske also fell on day one to Siniakova in straight sets.

“It’s unusual — that never happened before,” captain Petr Pala said on losing his best two players. “But still I think we’re the favorites. I’m still very confident about my team.”

Mihaela Buzarnescu followed up her big win at the French Open over Elena Svitolina by beating her again on a different surface.

There were no major upsets on the women’s side Friday at the US Open.

Frances Tiafoe and Sofia Kenin earn main draw US Open wildcards.