Kohima, Aug. 29 (EMN): Former Director General of the Assam Rifles (DGAR), Lt. Gen. Shokin Chauhan, has taken over charge of the chairman of Cease Fire Monitoring Group (CFMG), Nagaland, on August 29. On completion of the tenure of DK Pathak as the CFMG chairman, Nagaland, on August 9, the Government of India has appointed Chauhan as the new chairman CFMG Nagaland with its headquarter in Kohima.