According to the Knoxville News Sentinel, the Knox County school system is considering the possibility of establishing its own police force [1].
Meanwhile, advocates for school nurses keep hitting obstacles [2].
What does that tell you about how society views our children? And what kind of message does it send kids regarding respect for "authority"? If you keep treating kids like criminals, they'll start acting like criminals.
That said, I understand there's a security problem in modern schools that did not seem to exist when I was growing up. Perhaps full time officers are needed. And you can make an argument that they need different training and skills than a patrol officer.
Creating yet another law enforcement agency, though, does not seem like the best approach, especially one run by a school board that doesn't know much about law enforcement. We should be consolidating government and streamlining functions, not creating new bureaucracies and duplicating effort.