Here's a link to the 4chan thread where they are claiming he was discussing it last night. Some of the responses encouraging him should be criminal....
https://archive.moe/r9k/thread/22785073/#22785073
As for the GFZ, I "heard" carry is permissible by state law unless locally preempted; as it apparently was in this case...
WOW!
I cannot believe some of the replies offering advice or encouragement even for 4chan