Bringing up the crime rate of specifics groups in response to police brutality.

This is generally in line with eugenics. What they are trying to argue is that the basis for the crime rates has to do with genetic inferiority. They can't say this outright, so they try to ease into it by talking about crime rates.

If you try to point at the obvious connections between poverty and crime, they'll flip it back to say that poverty is also a result of genetic inferiority.