Chloe McCardel
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Cuba-US swimmer: Jellyfish sting worst pain in my life

13 June 2013 Last updated at 23:34 BST

A jellyfish sting has ended Australian endurance swimmer Chloe McCardel's attempt to become the first person to swim from Cuba to Florida without a protective shark cage.

She said it was the worst pain she had suffered in her life and she would not be attempting the record again.