IMAGE: Kaylee McKeown in tears after breaking the the world record in the women's 100 metre backstroke final during the Australian National Olympic Swimming Trials at SA Aquatic & Leisure Centre in Adelaide on Sunday. Photograph: Mark Brake/Getty Images
Nineteen-year-old Kaylee McKeown broke the women’s 100 metre backstroke world record at the Australian Olympic swimming trials with a time of 57.45 seconds in Sunday's final.
The previous long course best of 57.57 was set by US swimmer Regan Smith at the 2019 World Championships.
