I was browsing buzzfeed:
https://www.buzzfeed.com/tag/4chan
Looking for:
https://www.buzzfeed.com/stacygoldberg488/notorious-website-4chan-to-be-shutdown-3s1mi
I came across:
https://www.buzzfeednews.com/article/ryanhatesthis/4chan-vs-the-yang-gang
which was Posted on March 14, 2019, at 4:34 p.m. ET
The NZ attack happened at ~8:30 PM EST on 3/14/19
Pic on the 4chan-vs-the-yang-gang article has a black sun.
Could whatever this yang gang stuff is be connected with that NZ attack somehow?