Has Ukraine created a 'wonder weapon'? RICHARD PENDLEBURY investigates

On the first episode of a gripping two-part series documenting Ukraine's new fibre optic drones, award-winning foreign correspondent Richard Pendlebury joins the elite Charter Brigade to become the first reporter to witness the 'wonder weapons' in combat.Fibre optic kamikaze drones are inflicting heavy casualties on Russian forces along the Kharkiv frontline. What sets them apart from conventional attack drones is devastatingly simple, they cannot be jammed.