Australian Open 2021: 'It's happened!' - Nick Kyrgios aces Dominic Thiem with underarm to win set

Nick Kyrgios aces Dominic Thiem with an incredible underarm serve to win the second set in style at the 2021 Australian Open. The unprecedented 2021 edition of the Australian Open runs from February 8 until February 21 and Eurosport has all the best action from Melbourne. You can watch the first Grand Slam of the new season live on Eurosport, eurosport.co.uk and the Eurosport app.