It may be possible too, if the chain of command does nothing for your son, to talk to a lawyer to see what you can legally do after the chain of command, as long as you keep everything well documented. A lot of lawyers will at least to a free consultation. I think, from what you described, that it would constitute as abuse in a lot of places, so that is another option for you to think about. Like I said, most lawyers will do a free consultation, so you could at least go in and talk to one to find out what your options could be.