I don't think hardened begins to sum Casey up.
http://wwwwbipicomlink.blogspot.com/...caylee-in.html
Secondary/Neurotic Sociopath MOST DANGEROUS TYPE OF CRIMINAL Dysfunctional Upbringing, Pathological Liar, Anti Social, No Conscience, Intelligent, Manipulator, Drug/Alcohol Abuser, Charming, Emotional Thrill Seeker, Fearless, Promiscuous, Convincing Con Artist.
wow, that about sums it up !