Normallly I dont follow the black helicoptor crowd, but it was odd to see Black Choppers and other assorted military aircraft flying around.
I know what you mean, live near a national guard armory and they fly helicopters around every now and then for training exercises.
Likely for the G20
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G-20 security driving away Pittsburgh’s bustle
http://www.msnbc.msn.com/id/32939258/ns/us_news-life/