Authorities allege two youths assaulted a guard with a makeshift weapon and freed another 11 from their cells
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Juvenile detainees being held in a maximum-security adult prison in Western Australia allegedly broke out of their cells and assaulted a guard overnight.
The state government has faced widespread criticism for moving juveniles from the Banksia Hill juvenile detention centre, some as young as 14, to the adult jail at Casuarina.
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