New Delhi, Feb. 4 -- The National Investigation Agency (NIA) on Tuesday arrested four over-ground workers (OGWs) of the banned CPI (Maoist) terrorist organisation, a Naxal outfit, in a Chhattisgarh arms recovery case, the agency said.

The case relates to the recovery of arms from cadres of the Kuyemari Area Committee of CPI (Maoist) from the Kanker district.

"The arrested accused have been identified as hardcore associates of CPI (Maoist) leaders," said the agency in a statement.

NIA investigations have revealed that Anish Khan alias Annu Khan alias Ajju Khan, Anil Kumar Netam, Jaysing Hidko and Raghuveer had, for long, been involved in harbouring members of the terror outfit and in providing them with logistics support.

Besides arran...