The National Investigation Agency has arrested a Jharkhand assistant sub-inspector in connection with the case of killing of MLA Ramesh Munda, allegedly by Naxalites, in 2008.
Investigations revealed that ASI Sheshnath Singh had provided information about the movement of Munda to the Naxals, an NIA spokesperson said.
Singh has been sent to policy custody till October 15, he said, adding that NIA teams had also conducted searches at four locations in Ranchi.
Munda, who was a Janata Dal (U) MLA, was killed at a function at Bundu in his Assembly constituency Tamar.