My beautiful German Shepherd has become more agressive lately and the time to decide his future is upon us before something happens to us or someone else. We got him from a breeder of Schuntzhund shepherds. We took him to some training until we decided he was to inclined to be aggressive and that Schuntzhund training was not what he needed. His breeder even told us she knew he would bite (saw it in him as a puppy -- but big money made her not mention it to us apparently--that was the last time we took him to Schuntzhund --...