The two-time Wimbledon champion bowed out in her home tournament's hard-court staging to to Rebecca Sramkova, while Putintseva eased through on clay.

The American dispatched the two-time champion in straight sets, while No. 2 seed Aryna Sabalenka advanced past Monica Niculescu.

There’s no shortage of first-round blockbusters in the women’s draw this year.

Barty's health is a question mark and Osaka and Halep are out. The fewer top players there are in the draw, the closer Serena Williams comes to being the favorite.

The two-time Wimbledon champion saved a match point in her first-round win.

Empowerment, or entitlement? Like most everything, it depends who you ask.

Reigning US and Australian Open champion Naomi Osaka won a 23rd straight match at the Miami Open on Monday, keeping her shot at usurping Ashleigh Barty atop the WTA rankings alive. Top seeds Aryna Sabalenka and Elina Svitolina also advanced.

A day after beating Fabio Fognini in doubles, can Sebastian Korda do it in singles on Saturday? Also at the Miami Open, Petra Kvitova and Johanna Konta will square off in the final match of the day on Grandstand.