Close family friend says Nico Antic had ‘devastating injuries’ and was fighting for his life after more than 60 hours in hospital

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The family of the 12-year-old who was attacked by a shark in Sydney Harbour are grieving as they contemplate “the worst possible outcome”.

The boy, named as Nico Antic in an online fundraiser, has been fighting for his life after being bitten on both legs on 18 January at a harbour beach in Vaucluse, in Sydney’s east.