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Ariarne Titmus has smashed the 200m freestyle world record at the Australian Olympic trials in Brisbane.
Titmus clocked 1:52.23, smashing compatriot Mollie O'Callaghan's previous mark of 1:52.85.
O'Callaghan also broke the previous mark in a thrilling, high-quality race in which the two best freestyle swimmers in the world went head to head.
ABC Sport will be live blogging every day of the Paris Olympics from July 27 (Australian time).
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