Australian Open 2021 - What You Missed Overnight: Serena Williams and Naomi Osaka star on day one

What You Missed Overnight: Serena Williams and Naomi Osaka star on day one. The unprecedented 2021 edition of the Australian Open runs from February 8 until February 21 with Novak Djokovic and Sofia Kenin defending their titles in Melbourne. You can watch the first Grand Slam of the new season live on Eurosport, eurosport.co.uk and the Eurosport app.