Guwahati, Aug. 27 -- Assam Police has constituted a Special Investigation Team (SIT) to investigate the death of Bir Lachit Sena leader Manasjyoti Chetia in Sivasagar district, with five of the 10 people named in the organisation's FIR detained for questioning.

The SIT was constituted through an order issued by the Office of the Senior Superintendent of Police, Sivasagar, on August 26, 2026. The team has been formed for the "proper and scientific investigation" of Bihubar Police Station Case No. 10/2026, registered under Sections 103(1) and 3(5) of the Bharatiya Nyaya Sanhita (BNS).

The team is headed by Lila Borah, APS, Deputy Superintendent of Police, Sivasagar.

The other members are Inspector Mridul Hazarika, Officer-in-Charge of Am...