October 24, 1982 is a notable day in the world of tennis - it was the day that a 13-year-old Steffi Graf made her professional debut.
On the back of her straight sets victory, Paula Badosa became the first Spanish woman in 25 years to advance to the BNP Paribas Open final.
The World No.27 went past the German player in straight sets to book a spot in her second WTA 1000 semifinal of the year.
Defending champion Osaka, who suffered a stunning loss in the US Open third round, does not know when she will play again.
On winning the Olympic gold, something her idols Hingis and Federer failed to do, she said, "I think I accomplished it for them."
Belinda Bencic won Switzerland's third Olympic gold, while Team USA’s Caeleb Dressel has won his third gold medal in the Tokyo Games.
Australia's Ash Barty is out of the Olympics women's singles after being dumped in straight sets by Spain's Sara Sorribes Tormo, 6-4, 6-3.
The Indian women's doubles pair of Sania Mirza and Ankita Raina lost to the Ukrainian pair of Kichenok sister in their first round match of Tokyo Olympics 2020.
Top seed Ashleigh Barty secured her second Grand Slam title and her first at the grass-court Grand Slam with a three-set win over Karolina Pliskova.
Kerber came from a set down to ease her way into the fourth round. Elsewhere, Ajla Tomljanovic produced a upset win over Jelena Ostapenko.