The Naga Student’s Federation’s call to all its federating units and sub-ordinate bodies to hoist black flags along with putting up banners explaining the reason for the same as a mark of protest against the vandalization of the NSF Oking, Naga Club Building, Kohima which is a heritage site for all the Nagas by the unmandated and unrecognized Naga Club members has been overwhelming, the NSF stated in an update received here. Seen in the picture are leaders of the Ao Kaketshir Mundang (AKM) participating in the protest.