It seems like it should be possible to reduce this by changing hiring practices. You want people who are willing to use force to enforce the law, but not people

It seems like it should be possible to reduce this by changing hiring practices. You want people who are willing to use force to enforce the law, but not people who are eager to do so. Not sure how you screen for that, seems like it's all about ones motivation for wanting the job which may be hard to determine.