Pavlyuchenkova to meet familiar foe Bertens, Mertens cruises in Osaka

Kerber, Muguruza through in Monterrey

Wozniacki explains ongoing struggle with viral illness after Dubai withdrawal

Defending champ Kvitova suffers shock St Petersburg exit

Bertens aces into St Petersburg quarters, gains first Russian win

Ostapenko trades bagels in knocking out Mladenovic at St Petersburg

Australian Open: Unheralded Collins claws into first semis

Sharapova stunned by Barty as Kvitova takes Anisimova to school

Pavlyuchenkova knocks out fifth seed Stephens

Feisty Collins ready to make more noise after thrashing Kerber

Unseeded American Collins stuns Kerber at Aus Open

Zheng out early at Shenzhen Open

Goerges battles past Vekic, Kasatkina wins all-Russian tie

Halep to face Pavlyuchenkova in Moscow comeback

Van Uytvanck stuns defending champion Strycova

Rybarikova crashes out in Austria

Kvitova's Wuhan quest ended by Pavlyuchenkova

Barty upsets Kerber in Wuhan

Muguruza comes through Bencic test

Halep topples Garcia in straight sets to reach Montreal semis

Kvitova takes WTA lead for wins

Muguruza and Kvitova cruise through in Birmingham

Pavlyuchenkova saves two match points to win Strasbourg epic

Bertens keeps hat-trick hopes alive in Nuremberg

Stuttgart Open: Pavlyuchenkova beat Muguruza

Kerber gets revenge over Pavlyuchenkova in Miami

Dubai disappointment for Radwanska

Clinical Kvitova delights in Vesnina trouncing

More woe for Ostapenko in Sydney, Mladenovic feels the heat

Federer ends memorable 2017 with win at Hopman Cup

Pavlyuchenkova replaces Kuznetsova for Russia in Hopman Cup

Pavlyuchenkova adds to Kerber's woes as Vandeweghe, Goerges win in Zhuhai

Pavlyuchenkova claims Hong Kong title in early hours

Gavrilova to meet Pavlyuchenkova in Hong Kong final

Wozniacki wobbles on way to China Open second round

Wozniacki sinks Russian to retain Tokyo title

Wozniacki batters Muguruza, Pavlyuchenkova gets past Kerber to advance to Tokyo final

Pavlyuchenkova reaches New Haven quarters, Cibulkova rallies