Add it all up, and Gauff's trip to Melbourne Park — and her 13-match winning streak that dated to late last season — ended in the quarterfinals. Never able to take control on a hot afternoon in Rod Laver Arena, the 2023 U.S. Open champion was eliminated by No. 11 Paula Badosa of Spain 7-5, 6-4.

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,