After Ariarne Titmus fell agonisingly short of a new mark on night one, the first world record of the Olympic trials could come when Kaylee McKeown swims the 100m backstroke in Brisbane. After Ariarne Titmus fell agonisingly short of a new mark on night one, the first world record of the Olympic trials could come when Kaylee McKeown swims the 100m backstroke in Brisbane. Sport / Swimming Sydney Morning Herald – Latest News