As much as I would not blame Mr Metcalf for his own death, someone (his mush-brain soft christian parents?) didn’t teach him some of the basics of dealing with feral people.
He likely made the terrible mistake of thinking that because he wasn’t racist, that would mean something when interacting with feral racism.
The Talk: Nonblack Version
Teach your children well.
JOHN DERBYSHIRE • APRIL 5, 2012
https://www.unz.com/jderbyshire/the-talk-nonblack-version/
The article that got John Derbyshire fired from National Review.