National Investigation Agency (NIA) and Jharkhand Police carried out raids in a madrassa at Pakur in search of a Burdwan bomb blast accused on Thursday evening, a day after the investigative agency had arrested three from the district.
The raids were made at Jamiya Islamia Salafiya Abdullapur Madrassa in Barhrawa village of the district, around 430 kilometers from the state capital.
A senior IPS officer of Jharkhand Police confirmed the development.
The officer told HT that the investigative agencies have learnt that the youth they were in search of is a minor and enrolled in class eight of Madrassa after the raids.
Investigative agencies have also learnt that the minor had enrolled himself with the Madrassa only three months back. According to the documents recovered by the investigative agency the boy had detailed himself to be a resident of Beldanaga village under Muffasil police station in the district.
The investigative agencies on not finding the minor seized few documents from his room and questioned other students of the madrassa concerning to the boy's day to day activities.
Sources in the police department told HT that NIA teams are also carrying out raids in different places in Shahebganj and Pakur district.
Officials told HT that the boy had left the madrassa a few hours before the raids were conducted.