He did know it was being filmed because this DUmbass was the one who filmed it with his own cellphone and then posted what he filmed on-line.
Sounds to me as if the DUmbass in the poster wants to go after the high ranking members of the DNC.
There've been stories in the press about the Bacchanalia of Spring Break since I was a kid, but it does seem to have gotten to a completely stupid and dangerous point in recent years.
What you mean is that since your mother doesn't believe your "facts" and won't change her mind she's not worth respecting. Respect is only given to those who believe exactly...