Marta Kostyuk burst onto the world stage with a run to the third round of Australian Open 2018 — her first Grand Slam main draw appearance — at just 15 years of age. Since then, much has changed for the young Ukrainian star who reached the last eight of a major for the first time at AO 2024. But it's not just on the court where the 21-year-old is all grown-up, as Andrea Petkovic discovered during her sit-down with Marta.AusOpen.comiHeartApple PodcastsGoogle PodcastsSpotify Host handles:@Viv_Christie@MattyATSee omnystudio.com/listener for privacy information.