ADELAIDE (Australia): Unseeded American Danielle Collins upset Ashleigh Barty in the second round at the Adelaide International on Wednesday.
Collins overcame the world number one 6-3, 6-4 in just 65 minutes.
It was Collins’ first win over Barty in three encounters and her first win against a current world No.1.
“I feel really comfortable playing here,” Collins said. “I didn’t have the crowd on my side today but I still loved playing in front of so many fans. It just makes it such a fun atmosphere.”
Swiatek was untroubled against Australian qualifier Maddison Inglis, winning 6-1, 6-3.
Second seed Belinda Bencic cruised into the quarterfinals with a 6-1, 6-3 win over Japan’s Misaki Doi.
The Swiss world number 12 dominated throughout to reach her first quarter-final since Doha in February 2020.
“I felt really good on the court,” Bencic said. “It’s only my second time in Adelaide but I love this tournament, I feel very comfortable here and it was nice to play in front of the crowd.”
American teenager Coco Gauff caused an upset when she came from a set down to beat sixth seed Petra Martic of Croatia 5-7, 6-3, 6-4.
In another upset, Swiss player Jil Teichmann beat China’s eighth seeded Wang Qiang 3-6, 6-3, 6-3 to set up a quarter-final against Latvia’s Anastasija Sevastova, who downed American lucky loser Christina McHale 6-4, 6-1.