What is this a catch-22?
Do you agree with the phrase: "Guns don't kill people, people kill people"?
I think it all boils down to the parenting.
If this 17 year old did not understand that if you kill somebody they will be dead forever then the parents have lacking in parenting skills.
Even if they believed them to be resurrected somehow in the future, considering his father is a minister, I don't think the parenting skills of these people were to good if he believed in resurrection or after life and not in the fact that you shouldn't kill somebody because they take something away from you which, apparently, you weren't supposed to have to begin with: from this article:
What do you think?