Paula Badosa thought she might retire due to a back injury. A year later, she's in to the semifinals against close friend Aryna Sabalenka.

Aryna Sabalenka is set to face her best friend Paula Badosa in the Australian Open semi-finals, aiming for a third consecutive title. Despite their friendship, Sabalenka is determined to maintain her competitive edge and join an elite group of players who have achieved consecutive wins.

No.11 seed and former World No.2 Paula Badosa defeated No.3 seed Coco Gauff in straight sets in the quarterfinals of the Australian Open to reach a Grand Slam semifinal for the first time.

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,

No. 11 seed Paula Badosa of Spain upset American Coco Gauff, the No. 3 seed, in straight sets at the Australian Open quarterfinals.

Coco Gauff’s fast start to the year came to an end at the Australian Open as she fell to a 7-5, 6-4 quarterfinal defeat against Paula Badosa.