At least five young children have allegedly been sexually abused by a group of adults in Western Australia.
WA Police said on Friday they have charged three people with 23 offences against one girl - her mother, stepfather and a male friend of both.
The offences included sexual penetration and indecent dealing.
![A supplied photograph of taskforce officers executing a search warrant. Photo / AAP](https://www.nzherald.co.nz/resizer/v2/DRTPPS2NM56CPKCG57DVRWP25I.jpg?auth=fe0599b2330fa3a45781191e51af39772c37de6254e4354ee6cd3e5ac00bf931&width=16&height=9&quality=70&smart=true)
Police are also investigating more sexual assaults to the girl between 2011 and 2016 by other adults at "swinging" parties.