threatening to sue them might just be an idle threat, but if they have real wealth, they do not want hat in jeopardy in any way, it is not like garnishing wages at lowes.
There might come another elder hunting season though, someday, in an anarchy like Syria, Iraq, the liberation of France, or the invasion of the USSR, nobody is going to protect the abusers.
ps: like cofty, or Simon said in another thread, "including killing all our constabulary, for they know.."