New Delhi, Oct. 22 -- The government on Wednesday asked TV channels to keep a close watch on debates and panel discussions so that they do not promote communal or anti-national attitudes. Channels should choose panellists carefully, brief them in advance, and be ready to mute them, interrupt, run disclaimers or cut the feed if a participant's comments turn derogatory, abusive or inflammatory, the advisory said. "Adequate editorial control (including, but not limited to careful selection and pre - sensitisation of the panellists/participants) should be exercised. Wherever necessary, immediate remedial measures such as muting, disclaimers, interruption or discontinuation of feed should be implemented in order to prevent airing of derogatory, ...