tout bbc.com unter den Abkürzungen military uses drones huge government spy units Drones: What are they and how do they work? drones armados unter den Abkürzungen dramatically escalated drones bbc.com bbc.com nearly doubled drones drones armados “piloted” What exactly is drone? huge government spy units surveillance or bombing runs attack and monitor enemies attack and monitor enemies http://www.bbc.com/news/world-south-asia-10713898