The News Services Division of All India Radio in its weekly ‘Charcha Ka Vishay Hai’ programme tonight will bring you a discussion on ‘Challenges of internal security." <br/><br/>The participants are : Arun Bhagat, Former Chief of Intelligence Bureau, Rahul Jalali, Senior Journalist and Vinod Agnihotri, Political Editor, Nai Duniya, who initiates and moderates the discussion.<br/><br/>This can be heard on Indraprastha, FM Gold Channels and additional frequencies from 9.30 p.m.