This is not an isolated incidents.
You can find countless articles about black men attacking older White and Asian women or men. There is virtually a new one every day.
Nasir Tate punched a 55 year old man in the face on an NYC subway on Saturday. The man died in the hospital a couple days later. Tate was given a misdemeanor citation.
IG is full of CCTV video of unprovoked violence from black men on elderly White and Asian men and women.