With all those tall rooftops, I would guess that those drones would be ‘vulnerable’.
[except for the fact only a few have acquired target eliminators]
U.S. Army orders its first batch of suicide drones
http://www.nbcnews.com/id/44412133/ns/technology_and_science-innovation/t/us-army-orders-its-first-batch-suicide-drones/
[except for the fact only a few have acquired target eliminators]
Personally I wouldn’t be at all surprised at how many “eliminators” are in that city. I would expect the majority to be very sophisticated and transportable inside briefcases.