On the Ukrainian frontline, a small drone repair workshop plays a vital role in supplying Kyiv's forces with the unmanned aerial vehicles. Equipped with 3D printers, the team works on the drones to get them back in shape and arm them with explosives. "Test flights are carried out and some defects from the manufacturer are detected," explains Evgenii, "we eliminate such defects here." IMAGES AND SOUNDBITES ARRANGED IN SEQUENCES