On Tuesday, Djokovic came out on top. While Alcaraz took the first set, Djokovic roared back and stifled Alcaraz in the next three sets, winning 4-6, 6-4, 6-3, 6-4. Djokovic moves on to the semifinals where he will face No. 2 seed Alexander Zverev on Friday.

Coco Gauff discusses using the bathroom while wearing her outfit, Paula Badosa offers her boyfriend the chance to do better, and a young fan warms hearts in Melbourne. Here are the five quick hits from day six of the Australian Open.

An "emotional" Paula Badosa of Spain stunned the world number three American Coco Gauff 7-5, 6-4 on Rod Laver Arena and will face defending champion Aryna Sabalenka or Anastasia Pavlyuchenkova in the last four.

MELBOURNE, Australia — Coco Gauff's retooled forehand and serve abandoned her in the worst way and at the worst time at the Australian Open . The unforced errors just kept accumulating Tuesday, and so did the double-faults and break points, often followed by a palm placed over her eyes or a slap to a thigh.

The number of Americans in the field has dwindled, but Coco Gauff continues to get the job done on the court. The No. 3 seed dropped her first set against Belinda Bencic, but roared back to conquer the second and third sets, winning 5-7, 6-2, 6-1 in two hours and 26 minutes.

Naomi Osaka, a two-time champion in Australia, stopped playing because of a strained abdominal muscle after dropping the first set of her match against Tokyo Olympics gold medalist Belinda Bencic.

While there have been plenty of surprises in the men’s bracket so far, most of the top women have progressed through the draw without an issue.

Alcaraz faces a mouthwatering quarter-final clash with Novak Djokovic, who refused to do his regular on-court interview after winning. He later explained he was protesting after a TV presenter working with the host broadcaster made "offensive" comments.

Coco Gauff's dreams of a first Australian Open title were crushed in the quarter-finals by Paula Badosa before Novak Djokovic and Carlos Alcaraz face off in a duel for the ages on Tuesday.

Follow live text and radio commentary featuring Aryna Sabalenka, Carlos Alcaraz and Novak Djokovic from the Australian Open quarter-finals.

Aryna Sabalenka and Coco Gauff can set up a blockbuster women's semi-final with last-eight victories. Read more at straitstimes.com.

The Australian Open quarter-finals begin on Tuesday and fans are expected to pack Rod Laver Arena when 10-times champion Novak Djokovic meets Carlos Alcaraz, who is bidding to complete a career Grand Slam.