Welcome to a Wide World of Sports update. A snapshot of the latest sport stories from the 9News team including:

• Ariarne Titmus has announced her shock retirement from swimming
• Charlie Curnow opens up on blockbuster switch from Carlton to Sydney
• Ex-Melbourne Storm prop reportedly considering NRL retirement to focus on boxing

The biggest sport stories in less than 5 minutes delivered twice a day, with reports from the 9News team across Australia and overseas.  

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