KARACHI: In order to improve the security in the area, the Defence Housing Authority (DHA) has installed state-of-the-art electronic cameras at all exit and entrance points, focal venues and commercial centres in DHA. In this regard, DHA’s vigilance teams have installed 800 CCTV Digital Cameras in area for early warning/reaction against crime. “DHA Vigilance teams are putting up utmost efforts to transform the residential estate into a secure haven so that residents could move freely and fearlessly in the area.”, said a press statement issued on Wednesday. Moreover, DHA Vigilance teams recently conducted raids on various sheesha parlours and confiscated huge caches of smoking material, some 800 huqqas and related other products.