After 18 years, Indian tennis star Sania Mirza has brought her Australian Open (AO) career to an end. On Tuesday, she played her last game at the event, losing in the mixed doubles along with Rajeev Ram to Jason Kubler and Jaimee Fourlis. Earlier, she had lost her women's doubles with Nadiia Kichenok. As she bids farewell to the Grand Slam (GS) in the final tennis career year, we look at her four top moments at the AO.