Four Bunbury teenage boys have been charged after a 14-year-old girl was allegedly sexually assaulted and filmed on a mobile phone camera.
Police believe the four youths, one aged 15, the others all 16, committed the offences at a Bunbury home on Friday August 27.
Three have been charged with sexual penetration of a child between 13 and 16 years, with the remaining boy charged with possession of child pornography.
They will appear in Bunbury Magistrate's Court today.
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