200m freestyle world record broken by Ariarne Titmus at Australian swimming trials

Ariarne Titmus. Image / Nine

Tasmanian swimmer Ariarne Titmus has set a new world record in the 200m freestyle.

Titmus swam a time of 1:52.23, breaking the 1:52.85 record previously held by Mollie O’Callaghan at the Australian Olympic swimming selection trials in Brisbane on Wednesday night.

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The 23-year-old beat second place O’Callaghan, who finished in 1:52.48.

Ariarne Titmus. Image / Nine