Drones have made the war in Ukraine more immediate and more deadly – and opened up a new battleground in Ukraine.
Almost none of this technology was here in Ukraine a year ago; now it is commonplace.
Drones, which were once peripheral to the war, are a central component for both sides, alongside infantry and artillery as Ukraine struggles to hold back Russian advances.
Aeneas, a soldier from the Khartia Brigade of Ukraine’s National Guard, takes the BBC's Quentin Sommerville and camera journalist Darren Conway on a tour of his drone teams, embedded along the frontline in Lyptsi, Ukraine.