Australia Wins 4x200m Relay Gold, O’Callaghan Matches Thorpe’s 11 World Titles

At the 2025 World Aquatics Championships in Singapore, Mollie O’Callaghan anchored Australia to victory in the women’s 4x200m freestyle relay, securing her 11th world championship gold and equaling Ian Thorpe’s Australian record. The Australian team, including Lani Pallister, Jamie Perkins, and Brittany Castelluzzo, won with a time of 7:39.35, narrowly defeating the United States, led by Katie Ledecky, in a thrilling finish. O’Callaghan, 21, is favored to win a 12th gold in the 100m freestyle after qualifying fastest for the final. Meanwhile, Kyle Chalmers earned a bronze in the men’s 100m freestyle, marking his 14th world championship medal, though he remains determined to break the sub-47 second barrier. Australia leads the medal tally with five golds, one silver, and five bronze medals, showcasing the depth of their swimming talent even without superstar Ariarne Titmus, who is on hiatus. The relay victory highlighted Australia's continued dominance and confidence going into the Los Angeles 2028 Olympics.