HIGHLIGHTS-Tennis-Australian Open day four

Highlights of the fourth day of the Australian Open at Melbourne Park on Thursday, all times local (GMT +11):

1432 CROWD FAVOURITE STOSUR BOWS OUT AFTER DEFEAT Former U.S. Open champion Sam Stosur's 20th and final Australian Open singles campaign ended in a 6-2 6-2 defeat by 10th seed Anastasia Pavlyuchenkova. Stosur is set to finish her singles career after the major but will play doubles in 2022.

"It's a special moment for Sam and I want to give it to her. It was emotional for me today. I had goosebumps when everyone was clapping for Sam. She's a wonderful human being and a great tennis player. Thanks, Sam," Pavlyuchenkova said. READ MORE:

Australian Open order of play on Thursday Medvedev faces tricky Kyrgios challenge at Australian Open

Third seed Muguruza knocked out by 'super focused' Cornet Evans through to third round after Rinderknech wrist injury

Osaka stays on track in title defence 'We're not getting tested': Zverev says more players probably have COVID-19

'Improving' Nadal seals third round spot with comfortable win TikTok helps Keys as resurgence continues at Australian Open

Barty reaches third round on First Nations Peoples Day Next Gen star Alcaraz sets up Berrettini blockbuster

Legal issues with WTA Tour vaccine mandate, says Azarenka From quarantine to centre court, Badosa relishing life as a seed

Beaten Stephens warns Raducanu to expect rollercoaster ride Medvedev motors into second round, laments 'impossible' schedule

Greek Tsitsipas makes confident start with straight-sets win Australia boss Tiley gets board backing after Djokovic debacle

1420 SCHWARTZMAN STUNNED BY WILDCARD O'CONNELL Diego Schwartzman, seeded 13th, fell to a 7-6(6) 6-4 6-4 defeat against world number 175 Christopher O'Connell, while Maxime Cressy outclassed Tomas Machac 6-1 3-6 6-1 7-6(5) to reach the third round of a major for the first time.

1302 RED-HOT RUBLEV ROLLS ON Last year's quarter-finalist Andrey Rublev made short work of Ricardas Berankis with a 6-4 6-2 6-0 win over the unseeded Lithuanian to reach the third round for the fourth time. The Russian fifth seed next meets Marin Cilic who beat Norbert Gombos 6-2 6-3 3-6 7-6(6).

1245 MUGURUZA, KONTAVEIT CRASH OUT Third seed Garbine Muguruza, a runner-up at Melbourne Park two years ago, suffered a shock 6-3 6-3 defeat at the hands of French veteran Alize Cornet.

"Today I stepped on the court thinking I'd have fun. That's the best way I play. There was a lack of fun sometimes in my 16-year career. But right now I want to enjoy it," Cornet said. "I don't know how many years I have left. Today was a perfect gift."

Joining Muguruza in making an early exit was sixth seed Anett Kontaveit, who lost 6-2 6-4 to 19-year-old Clara Tauson - the girls' singles champion at Melbourne Park in 2019. 1227 SWIATEK THROUGH, EVANS EARNS WALKOVER

Former French Open champion Iga Swiatek booked her place in the third round, the seventh seed advancing with a 6-2 6-2 win over Sweden's Rebecca Peterson. Britain's Dan Evans, the number 24 seed, moved through to the next round after his opponent, Arthur Rinderknech, pulled out with a wrist injury.

1113 PLAY UNDERWAY ON DAY FOUR Play at Melbourne Park got underway on all courts as scheduled on day four of the year's first Grand Slam.

A warm day is expected for the second round matches with the temperature already at 21 degrees Celsius (71 degrees Fahrenheit) with a high of 29 forecast.