For her first feature documentary, “National Bird,” director Sonia Kennebeck puts a face on the victims of drone warfare who are both in the United States and abroad.

“National Bird” puts forward an artful, profoundly unsettling argument against these inherently sloppy operations. Kennebeck may be a newcomer to feature filmmaking, but her grasp of the ...

National Bird hardly offers any counterpoint to the arguments presented, nor does it attempt to show how drones could possibly save the lives of U.S. soldiers either on the ground or in the air.