When things go bad for the government, government looks for a scapegoat.
As to your question, it depends; one of the things we can look forward to when coming collapse of our economy grows closer is old rivalries being re-ignited. We’ll probably see fights between races, genders, income differences, etc.
Somehow, I don’t think there will be enough organization to pull of a holocaust. Something akin to the ethnic killings in Rwanda seems more plausible and likely.
“Something akin to the ethnic killings in Rwanda seems more plausible and likely.”
That seems reasonable to me. It’ll still be ugly, but not “industrialized.”