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Unmanned Aerial Vehicles: Background and Issues for Congress
Homeland Security: Unmanned Aerial Vehicles and Border Surveillance
Homeland Security: Unmanned Aerial Vehicles and Border Surveillance
Homeland Security: Unmanned Aerial Vehicles and Border Surveillance. 2004
Unmanned Aerial Vehicles: Background and Issues for Congress. 2005
Homeland Security: Unmanned Aerial Vehicles and Border Surveillance (Updated May 13, 2008)
Homeland Security: Unmanned Aerial Vehicles and Border Surveillance. (2008)