I think the yellow flags say "Don't Tread on Me" (or as we say around here: Don't Tread on Meade).
Nice soviet-style graphics in this one:
This shows the crowd-size:
Consider that the weather is absolutely beautiful — and either discount the crowd-size or get over there and make it bigger.
I love this guy:
He had a whole traffic-sign theme going:
Meade got his name as David Rothwell — from the eastern shore of Maryland.
And I really love this guy:
Citizen Meade!
I spoke to him from the scene, where the phone battery is close to dying. I'll put up the video of the phone call in a minute, but basically he's having a great time amongst the right-wingers who, he assures me, are not crazy.
ADDED: Here's the video of the phone call:
And Meade texts that he'd like you to see this: