Unless the police agree in advance to pay replacement market value for the gun, a gun owner would be a fool to risk having his gun seized. If the killer got the gun though theft, used it in a crime, and then sold it, the current owner would have no legitimate title to the gun.
“If the killer got the gun though theft, used it in a crime, and then sold it, the current owner would have no legitimate title to the gun.”
No, but the owner would have the right to restitution for
the money he spent on the gun.