All the same thing
ANTIFA, BLM, whatever
There is speculation it’s a black racist with past threats of “knocking off white people”. He has a long rap sheet, supposedly including sex crimes.
I have no idea how reliable this website is.
https://technotrenz.com/entertainment/is-the-waukesha-parade-tragedy-anti-white-the-old-posts-of-darrell-brooks-have-sparked-outrage-1329935.html