Who gets to make the decision?
That is why the NRA is so vital here in helping with this ...see my post 110
The same people who decide that felons cannot own guns.
Mental health professionals should be required to report anyone who admits to having suicidal tendencies.
You can't ban guns, but I'll bet most parents wouldn't mind seeing a ban on murder-based shoot-em-up video games. Maybe Hollywood movies need a higher standard for violent content....like PG-18.