"The post mortem report showed that the girl sustained injuries on her private parts which could have been caused during the struggle she might have put up with her attackers", they said.
SP (Headquarter) Vinay Prakash Pal said that separate cases were registered with Lasudia and Khurel police stations and police was yet to make any arrest.
"The probe is on and it is to be ascertained by medical authorities whether the girl was raped as the primary autopsy report indicated of injuries on her private parts", he said.
The body of the teenage girl, who had been missing since January 16, was found yesterday near Devguradiya square here, with strangulation marks on it.