Earlier quoted context omitted.
This has been dubbed the "school-to-prison pipeline." It's exacerbated by the fact that many schools now have police officers permanently stationed at the school, which leads to a "if all you have is a hammer, everything looks like a nail" problem. It also contributes to the racial disparity because predominantly black schools are more likely to have a police officer than predominantly white schools.
This was a sensitive topic while I was in high school in Colorado. I don't think the school had a majority, but the largest groups were white and hispanic groups. We always had at least 1 permanent police officer heading a group of a couple of people who could be either police or security. Nominally this was a response to incidents throughout the rest of the state such as Columbine, but in reality the purpose was to…
It saddens me to read about solving youth problems by attacking the symptoms rather than the cause. Though I understand why, fixing the cause takes time, is unpopular to those on the political right, while fixing the symptom seems can achieve immediate results (though not long term).