National Investigation Agency (NIA) on March 31 filed a supplementary charge sheet in the killing of a Member of Legislative Assembly (MLA) in May 2019, reports Eastern Mirror. The agency filed its supplementary charge sheet against accused Ellie Ketok before a special NIA court in Yupia in Papum Pare District of Arunachal Pradesh. NIA stated that agency has already charge-sheeted four accused –Luckin Mashangva, Jai Kishan Sharma, Yangte Josaham and Napong Jenpi on January 27, 2020. NIA has found that members of the NSCN-IM had allegedly conspired to kill the MLA and others due to his opposition to extortion activities. The NSCN-IM members had on an earlier occasion threatened the MLA and his supporters for their opposition to criminal activities of the group.