In a big breakthrough, the Army apprehended an NSCN (IM) rebel involved in the killing of Arunachal Pradesh’s Khonsa West MLA Tirong Aboh and 10 others on May 21.

The hardcore NSCN-IM rebel has been identified as Eli Ketok and was arrested from Mon area in Nagaland.

Earlier, the NIA had released pictures of listed NSCN (IM) rebels involved in the assassination of Tirong Aboh.