Police on Wednesday arrested three people, including a union parishad (UP) member, on charge of killing a girl after rape in Sirajganj's Shahazadpur upazila.
The arrestees are Md Abdul Jalil, member of ward no 7 of Narina UP, his cohorts -- Firozul Islam and Nur Mohammad Munshi – of Jugidaha village in the upazila.
Police said the trio raped the 13-year-old girl of the same village when she went to a field near her house. They later poured poison into her mouth.
The victim was rushed to Sirajganj Medical College Hospital in critical condition and then shifted to Shaheed Ziaur Rahman Medical College Hospital in Bogura.
She later died on way to the hospital, said Khaza Golam Kibria, officer in charge of Shahazadpur Police Station.
The victim's father filed a case, accusing eight people including the arrestees, said the OC, adding that police are trying to arrest the other accused.
Police conducted drive at the village on Wednesday night and arrested the UP member and his two cohorts, said OC Kibria.
The arrestees were produced before a court that sent them to jail yesterday, said the police official.