A demonstrator adjusts a sign reading "Stop Killer Drones" hung on a mock drone at the gates of Fort McNair where President Barack Obama will speak at the National Defense University in Washington

Product ID: 0444361640

License: RM

Aspect Ratio: 1.53

Author: Kevin Lamarque

Location: UNITED STATES, DC, Washington

Date Added: 2019-06-07

Collection: Reuters

Keywords:
politics, defence, civil unrest