Ariarne Titmus, Australian swimmer, breaks 400m freestyle world record
Image Credit: swimmingworldmagazine
Australian swimming superstar Ariarne Titmus has broken the women's 400m freestyle world record at the national championships, according to Swimming Australia. Titmus, the reigning Olympic champion over 200 and 400m, on Sunday night finished the 400m freestyle in 3:56.40, breaking the previous world record set by American Katie Ledecky in 2016 by 0.06 seconds.