On Friday, November 4, 2016 at 9:36:19 AM UTC-4, Dave Nadler wrote:
On Friday, November 4, 2016 at 6:38:35 AM UTC-4, AS wrote:
The birds (pigeons) in our hangar died suddenly from high velocity lead poisoning.

Oddly, the roof started leaking just afterwards...

If you use indoor-artillery, yes. A bb-gun is the tool of choice for a clandestine job like this. :-)