This is an anonymous posting on 4chan.
We've been inundated with these false flags, so don't take this one, or any of them seriously.
I'm not posting it to warn you that it might happen. I'm posting this to warn you that the next 48 hours are going to be filled with them.
That’s what I alluded to early in the thread — the groundwork is laid for a false flag with several excuses.