Guwahati, April 16 -- The National Investigation Agency (NIA) has filed a supplementary chargesheet against a Bihar-based man for allegedly procuring illegal arms from Nagaland and supplying them to Naxal groups and other criminal networks.

The accused, Kundan Kumar alias Kundan Bhagat, a resident of Muzaffarpur, was named in the chargesheet filed before a special NIA court in Patna. He was earlier arrested in November 2025 after Bihar Police seized an AK-47 rifle, a magazine and live ammunition from his possession.

According to the NIA, Kumar had been actively involved in sourcing and smuggling prohibited bore weapons from Nagaland since 2025. Investigations revealed that the arms were being supplied to Naxal outfits and other criminal...