Australian Open tennis results 2019 LIVE: Novak Djokovic through as Kei Nishikori retires; Serena Williams OUT

Australian Open | Melbourne

Welcome to the Evening Standard’s LIVE coverage of the 2019 Australian Open.

Novak Djokovic has progressed to the semi-finals after his quarter-final opponent, Kei Nishikori, was forced to retire in the second set.

Serena Williams suffered one of the shock results of her career as she threw away a 5-1 lead in the final set to crash out in three sets to Karolina Pliskova.

The Czech won six games in a row, saving four match points in the process, to seal a historic comeback and set up a semi-final clash with Naomi Osaka, who beat Elina Svitolina in straight sets.

Following on from there, the upsets continued! Frenchman Lucas Pouille defeated Milan Raonic in four sets on Rod Laver.

Stay tuned for all the action...

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Day ten order of play (all times GMT) | Wednesday 23 January

Rod Laver Arena

1. 12am | Naomi Osaka vs Elina Svitolina

2. 2am | Serena Williams vs Karolina Pliskova

3. 3.15am | Milan Raoinic vs Lucas Pouille

4. 8.30 | Novak Djokovic vs Kei Nishikori

5. 10.30 | Shuai Zhang/Samantha Stosur vs Marketa Vondrousova/Barbora Strycova

Margaret Court Arena

1. 12am | Pierre-Hughes Herbert/Nicolas Mahut vs Bob Ryan/Mike Bryan

2. 1.20am | Bruno Soares/Jamie Murray vs Henri Kontinen/John Peers

3. 2.40am | Jennifer Brady/Alison Riske vs Kristina Mladenovic/Timea Babos

4. 3.55am | Astra Sharma/John-Patrick Smith vs Jamie Murray/Bethanie Mattek-Sands

Court three

1. 12am | Lukasz Kubot/Horacia Zeballos vs Ryan Harrison/Sam Querrey

2. 2.40am | Mate Pavic/Gabriela Dabrowski vs Neal Skupski/Maria Jose Martinez Sanchez

3. 4.00am | Juan Sebastien Cabal/Abigail Spears vs Nicole Melichar/Bruno Soares