The Latest Breaking News from Adam Tomison

An Indigenous teen spent more than 22 hours per day in solitary confinement in youth detention before he fatally self-harmed, an inquest has been told.

Children were subjected to cruel punishment that amounted to institutional abuse in youth detention, a former justice department boss has told an inquest.

Lawyers will seek a Federal Court injunction on the transfer of children to a standalone unit at a maximum-security adult prison in Western Australia.

The recent transfer of a “difficult cohort” of teenagers to a maximum-security adult prison in Western Australia raises familiar questions about Australia’s prison system.

The longest-serving president of Western Australia's children's court has slammed the state's youth justice system as "broken" and "a basket case", following the recent transfer of teenage boys from Banksia Hill Detention Centre to an adult prison.

The teenagers, formerly detained at Banksia Hill Detention Centre, move to an isolated unit at the maximum-security Casuarina Prison.

The transfer of 17 boys from a West Australian youth detention facility to an adult prison has been completed despite outrage from justice advocates.

A group of 20 young offenders from Banksia Hill detention centre will be relocated to a new youth facility at Casuarina Prison in a move an advocate says is gearing them up for a life in the criminal justice system.

Authorities have moved about 20 detainees from a youth detention centre in Perth to an adult jail because of disruptive and violent behaviour.