Dibrugarh: A self-styled captain of the banned outfit-Eastern Naga National Government (ENNG) was arrested by security forces from Arunachal Pradesh’s Changlang district on Thursday. The militant identified as Arem Tangha was arrested during a joint operation by Changlang police, CRPF and Assam Rifles. According to police, Tangha was involved in extortion in Changlang township and its surrounding villages. tnn