Barbora Krejcikova

Ashleigh Barty beat Jessica Pegula 6-2, 6-0 to reach the semi-finals at Melbourne Park, where she will face a resurgent Madison Keys

Top seed Ashleigh Barty came through 6-4, 6-3 against Amanda Anisimova after her run of 63 consecutive service holds came to an end

With Naomi Osaka lying in wait, Ashleigh Barty will have her work cut out if she is to end Australia’s 44-year wait for a homegrown champion

Karolina Pliskova defeated Barbora Krejcikova in Guadalajara but failed to make the semi-finals after Garbiñe Muguruza beat Anett Kontaveit

Garbiñe Muguruza avenged her controversial US Open defeat to Barbora Krejcikova with a battling win in Guadalajara

Anett Kontaveit beat Barbora Krejcikova in the opening match of the WTA Finals before Karolina Pliskova edged a three-set thriller

Canadian teenager Leylah Fernandez continued her extraordinary run in New York with a three-set win over former champion Angelique Kerber

Running the rule over the top women’s seeds at the US Open, where defending champion Naomi Osaka will be bidding for a third title

Home favourite Naomi Osaka fell to a shock 6-1, 6-4 defeat at the Olympics against Marketa Vondrousova of the Czech Republic

Kevin Anderson is back inside the top 100 after winning the Hall of Fame Open while Tamara Zidansek won her first WTA title in Lausanne