Boy, 12, attacked by a shark is ‘brain dead and won’t wake up’

Nico was taken to the hospital in critical condition after the attack (Picture: Family)

A 12-year-old boy who was mauled by a shark while swimming in Sydney Harbour is brain dead, his family have said.

Nico Antic was swimming in Nielsen Park when he was attacked by what is thought to be a bull shark around 4.20 pm on Sunday.

He was reportedly with up to five other children, who tried to assist him before emergency services arrived.

The shark seriously injured the boy’s legs...