Hezbollah’s kamikaze fibre-optic-guided drones are emerging as one of the most difficult threats facing Israeli forces operating in southern Lebanon, exposing a gap in the Israel Defence Forces’ (IDF) ability to counter low-cost, precision-guided systems that are largely immune to conventional electronic jamming.

Israeli defence companies have so far failed to field an effective countermeasure to these wire-guided drones, while parts of the Israeli military establishment are facing criticism for their lack of preparedness for a threat that is causing mounting human and material losses. 

Military sources in Israel say Hezbollah is using modified drones fitted with RPG-type warheads designed to penetrate building