[ewing]

Can we defend the skies 24/7 from chemical laden ultralights in a town of 4-5 million people? (size of Chicago)

[mattdono]

Well, that is a good question, isn't it?

I don't know. I can only hope that we can. I think that we can. Needless to say, it is one of those hypotheticals that I would like our troops to be prepared for, but never have to confront.