World number one Iga Swiatek was dumped out of the Australian Open in the fourth round by Wimbledon champion Elena Rybakina.
World number one Iga Swiatek advanced to the Round of 16 at the Australian Open after a one-sided victory over Cristina Bucsa on Margaret Court Arena.
Rafael Nadal defends his Australian Open title and Novak Djokovic returns while Iga Swiatek heads the women's field in Melbourne.