Wimbledon champion Halep knocked out in Adelaide quarterfinals

Pavlyuchenkova to meet familiar foe Bertens, Mertens cruises in Osaka

Yastremska blitzes Wozniacki, Sharapova through in Cincinnati

Svitolina beaten in Madrid, Wozniacki retires with back injury

Muguruza and Kasatkina battle their way into Dubai second round

Yastremska comes back from the brink to claim Thailand title

Defending champ Kvitova suffers shock St Petersburg exit

Muguruza dispatches Barthel in Hua Hin

Sharapova makes impressive start in St Petersburg

Serena and Halep book blockbuster, Osaka won't throw in the towel

'Don't cry, you did really well' - Serena consoles Yastremska

Serena sails into Australian Open last 16

Australian Open 2019: Superb Serena blows Bouchard away

Kvitova ends Kerber's reign in Sydney

Teenager Yastremska dominates Wang to clinch maiden title

Yastremska reaches maiden final, Wang fightback stuns Muguruza