Detectives are questioning four people in connection with a serious sexual assault on a young girl in Agbrigg.
They were arrested after police received reports a girl had been attacked at a property in the area at about 6.15pm on Sunday.
The four people from Wakefield are still in custody.
A West Yorkshire police spokesman said: “The victim is being supported by specially trained officers. Neighbourhood police are in the area to provide reassurance to local residents.”