The third seed ousts a home favorite with a glittering serving display, the bottom half of the women’s draw is more than half full of former slam champions, and Su-Wei Hsieh wins an upside-down match against Sara Errani.

Sofia Kenin’s Australian Open title defense ends at the hands of the Estonian upset master, Thanasi Kokkinakis offers four hours of evidence that he’s finally healthy, and Andy Murray toils 9,000 miles away at a Challenger in Italy.

Serena takes two easy steps toward her 24th major title, Reilly Opelka fires another barrage of aces in a losing effort, and Barbora Krejcikova opens her pursuit of a first unmixed title in Australia.

The women’s top seed records a flawless start to the tournament, the experienced Feliciano Lopez withstands belated newcomer Li Tu, and Sloane Stephens finds a new way to lose.

Bianca Andreescu has a winning return after a 15-month layoff, Nick Kyrgios defies the odds with success on both sides of the ball, and almost everybody—even Bernard Tomic—gets through day one injury-free.

Daniil Medvedev and Andrey Rublev place Team Russia at the top of the international heap, Felix Auger Aliassime’s final-round struggles continue, and Serena Williams chases a record that, adjusted for common sense, she has already passed.

Garbine Muguruza posts her fourth-straight easy victory, Felix Auger Aliassime is hitting untouchable first serves, and Sofia Kenin will have to beat the odds to defend her Australian Open title.

Some of the biggest names on the women's tour advance via the just-instituted third-set match tiebreak, Khachanov will play Jannik Sinner in the only meeting between seeds in Saturday's men's semi-finals, and Tony Trabert leaves a legacy of excellent play and longtime service to the game.

Thursday's action in Melbourne was canceled due to a positive coronavirus test, Dayana Yastremska won't be returning to action anytime soon, and Benoit Paire gets back in the swing of things with an ignominious service game.

We begin the countdown to Roger Federer's return, a teenager goes where only Richard Gasquet has gone before, and a passel of grand slam winners fail to reach this week's quarter-finals. The pilot episode of Expected Points from @tennisabstract.