A woman was allegedly gangraped by four persons when she was alone at home in Kesarpur village in the district, police said on Wednesday.
Dharambir and three others raped the woman at her home on Monday evening, police said.
The victim was also assaulted by the four accused when she was going to the police station to lodge a complaint, they said.
Medical examination of the victim has confirmed rape, police said. FIR has been lodged against four accused persons but no arrest made so far, they said.