Ukraine is littered with landmines on a scale last seen in Vietnam. How can they be removed?

<p>Faced with deadlier threats, demining groups are coming up with new ways of working using drones and AI</p><p>Crouched over on her hands and knees in a field of weeds, Olena Kabanova is digging into the ground. With a shovel and a steady hand, the 58-year-old digs out a neat squ