
Mollie O’Callaghan and Kaylee McKeown launched Australia’s post-Ariarne Titmus era in style by smashing short course world records at the World Cup meet in Westmont, Ill.

Mollie O’Callaghan and Kaylee McKeown launched Australia’s post-Ariarne Titmus era in style by smashing short course world records at the World Cup meet in Westmont, Ill.