>>Would be particularly interesting to see where they are in blue states

>The answer is going to be "the snooty inner ring suburbs and wealthy rural-ish commuter communities that already had overstaffed PDs harassing teenagers"

TFA is about Evanston, IL[0] which is in Cook County[1] and abuts the city of Chicago.

It is relatively wealthy, but is certainly not a "rural-ish commuter community," in fact it's not suburban either.

[0] https://en.wikipedia.org/wiki/Evanston%2C_Illinois

[1] https://en.wikipedia.org/wiki/Cook_County%2C_Illinois