Excellent questions.
Also, what did they know ahead of time?
They may of had them printed back when everyone thought that what was Trump was announcing in his address. The signs that mention Venezuela’s president look homemade.
Here’s how they had the signs printed to quick ...
https://x.com/TimRunsHisMouth/status/2008184796254699819?s=20
They may have had signs prepared in advance. They didn’t know they exact date but it doesn’t take Nero Wolfe to figure out what was coming.
However, the organization on the left is always kind of suspicious
CIA 5th columnists were leaking information and coordinating their leftist useful tools. Bet on it.