Sounds like lots of things...
Total chaos, lack of structure and boundaries, no sense of true safety and yeah, like you said, a really, REALLY high chance of abuse and molestation.
Kids like this don't just happen, they're created.
Very true. Of course, he is personally responsible for having beating Ms. Vitale to death, but he didn't suddenly emerge from a normal home environment to do it. I assume he was on drugs, since he went to her house in pursuit of a missing delivery of drug supplies.