Acting on a tip-off, a police team led by the Sub-divisional police officer (Chakradharpur) Alok Priyadarshi and Additional Superintendent of Police (Operation) Vikash Sinha conducted a raid and arrested five ultras from near Ahar dam on Lal Bazar road last night, said Superintendent of Police, N K Singh.
Based on the lead provided by the ultras, Singh said, two others - Durga Charan Koda and Amar Singh Sardar - were arrested later from their house in Karaikela.
All the arrested were residents of Karaikela police station area were involved in the killing of a chowkidar Shankar Pradhan in Bhalupani village on July 18 last, he said.
Singh said the ultras have confessed taking levy from contractors, retired employees, brick kiln owners, among others.
