Novak Djokovic throws his ailing 37-year-old body into an Australian Open semi-final against Alexander Zverev on Friday while defending champion Jannik Sinner faces Ben Shelton.

Madison Keys saved a match point and upset No. 2 Iga Swiatek 5-7, 6-1, 7-6 (10-8) in a high-intensity Australian Open semifinal to reach a Grand Slam title match for the second time in her career.

Moreover, to increase women's participation, the Glam Slam also has a women's division that's open to anyone who identifies as a woman. The Australian Open is the only Grand Slam tournament to run an ...