Again, they should seek a lawyer.
First of all, the legislation protecting wrongdoing—I forget what it's called—excludes members of the military. They have no protection if they want to denounce something. By culture, he or she in the military has to go through the chain of command. The chain of command may in fact be the culprit. In this case, I don't mean to be joking about it: They should seek legal advice as to how to go about it.