Tennis Videos Australian Open - Day 01 Highlights From breezy starts for Djokovic and Federer to Gauff's win and mixed luck for the Williams sisters, here are the highlights of day 01 of the Australian Open. Team Sportstar MELBOURNE 21 January, 2020 02:00 IST Team Sportstar MELBOURNE 21 January, 2020 02:00 IST Ons Jabeur becomes first Arab player to break into top 10 rankings World mental health day: A look at Naomi Osaka's mental health revelations From the Royal Family to tennis legends, the world reacts to Emma Raducanu's US Open triumph Daniil Medvedev wins US Open 2021, denies Djokovic calendar slam: The tennis world reacts Read more stories on Tennis Videos. More Videos Emma Raducanu's former tennis club in London celebrates US Open success Emma Raducanu: History beckons Briton teen at US Open Leylah Fernandez - the giant slayer making heads turn at the US Open this year Forbes' list of top-earning tennis players: Roger Federer richest tennis player; Osaka, Serena, Barty in top 10 Naomi Osaka mulls break from tennis after shock US Open exit Roger Federer's third knee surgery casts shadow over future The Naomi Osaka-Simone Biles effect - Tokyo psychologist on duo's mental health impact Osaka withdraws from French Open citing ‘bouts of depression’