The youth has been charged with murder and burglary, but a trial date has not yet been set.
At Friday's arraignment, the boy's mother spoke in the courtroom and said she knew of the boy's mental issues for years.
Due to the suspect’s age, his identity is not being released at this time.
Burnell was found dead at a Creswell home near N. Second and Creswood Drive on Monday.
The suspect was arrested Thursday and held at the Serbu Center
The boy has a court-assigned
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