The US and Australian Open champion this week split with Sascha Bajin, who led her to a pair of Grand Slam titles as well as the world number one ranking over the past year. read more

The world number five joins Caroline Wozniacki, Ashleigh Barty and Caroline Garcia as a player who has pulled out since the tournament started. read more

Osaka, who became the first Asian to hold the top ranking after beating Czech Petra Kvitova in the Melbourne final, had worked with the German for just over a year. read more

Naomi Osaka withdrew last week due to a back injury, leaving a big hole to fill for tournament organisers, which they have done with a strong field including three former world number ones. read more

“I am sorry to have withdraw from Doha this year as I was looking forward to playing and seeing my fans there,” the 21-year-old said in a statement. read more

After the December 2016 attack in her home in Prostejov, Petra Kvitova had surgery on injuries to her playing left hand. It took the tennis star more than five months to recover read more

World number 30 Vekic took full advantage of the 42 unforced errors committed by the Czech top seed and defending champion to prevail in 83 minutes. read more

Victoria Azarenka, who was dumped out in the first round at Melbourne Park by Germany’s Laura Siegemund, eased to a 6-4, 6-1 victory against the Russian qualifier. read more

This year’s Australian Open offered a different picture of the left-handed Czech who did not lose a single set on her way to the final in which she lost to Japan’s Naomi Osaka in three sets on Saturday. read more

Newly-minted Australian Open champion Naomi Osaka said she was not satisfied with back-to-back majors Sunday and hoped to complete a ‘Naomi Slam’ after her success at Melbourne Park read more

The Czech two-time Wimbledon champion Petra Kvitova overcame incredible odds to even play tennis again after a knife attack damaged her racquet hand in late 2016. read more

Naomi Osaka overcame nerves, tears and a spirited challenge from double Wimbledon champion Petra Kvitova to claim the Australian Open title with a 7-6(2) 5-7 6-4 win on Saturday. read more

Naomi Osaka defeated Petra Kvitova 7-6(2) 5-7 6-4 to become the first Japanese player to win the Australian Open on Saturday. read more

The deciding match of the opening Grand Slam of the year features two in-form women. read more

Osaka is one win away from becoming the first player since Jennifer Capriati to win the next Grand Slam after her maiden major title. read more