Download 12.47 MB By the end of his presidency, Barack Obama's administration had killed almost 38 hundred people in 540 drone strikes, mainly over South Asia. That’s according to the Council on Foreign Relations, which monitors this activity. The Trump administration expanded the programme, especially in Yemen and Somalia, but it was less transparent. Now a new generation of so-called “swarm drones” is raising major ethical questions about the ease of killing in war. Presenter: Andrew West