The Australian Open has been full of upsets and storylines, from American Madison Keys making it to the final to Novak Djokovic dropping out due to injury.

Express Sport brings you all the latest Australian Open news ahead of Novak Djokovic and Jannik Sinner's semi-finals.

Novak Djokovic wrote a heartfelt message to Alexander Zverev on Instagram after his injury retirement in the Australian Open.

Melbourne, Australia – An injured Novak Djokovic quit after dropping the first set of his Australian Open semifinal against Alexander Zverev on Friday.

Novak Djokovic was forced to retire midway through Australian Open semifinal clash against Alexander Zverev due to injury

Jannik Sinner swept Ben Shelton in straight sets while Alexander Zverev advanced Friday through an injury-related retirement from Novak Djokovic, setting up a 2025 Australian Open final between the Italian and German.

Novak Djokovic withdrew from the Australian Open semifinal due to a severe muscle tear in his left leg after the first set against Alexander Zverev. Despite managing pain with medication and physiotherapy,

American Madison Keys first made the Australian Open semifinals 10 years ago. A decade on, she hopes to do it again, but she'll have to go through Ukraine's Elina Svitolina.

Goran Ivanisevic’s brief stint as 2022 Wimbledon champion Elena Rybakina’s coach is over now that she is out of the Australian Open.

Plus, Ben Shelton gets the chance to end the American men's drought at a Grand Slam when he faces Jannik Sinner in the semis