Two girls aged 13 and 15 have been charged over the alleged aggravated robbery of another teenager at Warnbro Train Station.
Police say the 18-year-old victim was allegedly approached by a group of youths about 6pm on Tuesday, April 29.
The group, aged between 12 and 17, allegedly demanded and stole the victim's personal property.
She was allegedly surrounded by the youths and physically assaulted.
The victim suffered injuries to her face, cuts to her hands and lost clumps of hair.
A 13-year-old girl from Parmelia has been charged with one count of aggravated robbery and appeared in the Perth Children's Court on April 30.
A 15-year-old girl from Leda has also been charged with one count of aggravated robbery and is due to appear in the Rockingham Children's Court on May 15.
Detectives are appealing for anyone with any information in relation to this incident to contact Crime Stoppers on 1800 333 000 or report online via www.crimestopperswa.com.au.
People reporting to Crime Stoppers may remain anonymous if they wish.
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