Premier Roger Cook has described the event as “Incredibly regrettable and deeply distressing”.

The Police Minister is adamant that a youth detention cell at an adult prison is safe, after a 16 year-old boy was found unresponsive.

The Aboriginal teenager was located by custodial officers during a check around 2 o’clock this morning.

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He was given CPR, before paramedics arrived and took him to Sir Charles Gairdner Hospital.

More information as it comes to hand.