He was- as part of the settlement. That's the kicker.
"I wonder what would happen if he was offered IMMUNITY from prosecution?"
I was thinking of offering him immunity in addition to what's left of the money. But acceptance of immunity would imply that he's responsible for Terri's condition, which, I believe, he is. No, I don't think the monster will accept immunity.
He just wasn't to see Terri dead. That is his main freakazoid concern.
Free Terri. Free her NOW!