MIRRABOOKA Detectives have charged four people over a string of robberies in Stirling and Balcatta.
The incidents occurred on January 21 and all involved a Nissan Pathfinder in some capacity, which was stolen from Kadina Street in North Perth.
A 77-year-old woman had a necklace forcibly removed form her neck in Potenza Avenue in Stirling just before 6am and at 6.40am a 64-year-old woman had a necklace forcibly removed while she was sitting in a car on Stubbs Terrace in Daglish.
Then at 8.30am, a 61-year-old woman had her handbag stolen while she was sitting in the parked car outside Osborne Park Hospital and at 9.10am a 71-year-old woman was walking along Renmark Street in Balcatta when she was grabbed from behind and a necklace was forcibly removed from her neck.
Police charged two boys, aged 15 and 14, with two counts of stealing from a person, stealing a motor vehicle, stealing and aggravated robbery.
A 14-year-old boy has been charged with one count of receiving stolen property and a Nollamara woman (37) has been charged with three counts of fraud.