With regard to your last question, there are such things as jealous stage-moms.
Anyways, discussing it in the abstract is as far as I want to go. Regardless of whether or not Sandusky is a true sociopath, he's a real monster responsible for some horrifying crimes. As I said, we all know how it turned out.
Some people can apparently justify anything to excuse a sick demented ignorant fanatic who thought football was more important that stopping child rape.
Disgusting.