Coco Gauff was defeated by Paula Badosa in the Australian Open quarterfinals on Monday, suffering a straight-sets loss that left fans stunned. With

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,

Spain’s Paula Badosa stunned Gauff and grabbed a 7-5, 6-4 win in straight sets in what was a hot battle at Rod Laver Arena on Tuesday afternoon to earn her spot in the semifinals of the first Grand Slam of the year. It marked Badosa’s first-ever win over a top-10 opponent in a Grand Slam, and moved her to ninth in the world.