Zombies are INVULNERABLE unless knocked to the floor, or a special animation kill is made on them. Pistols are never a one-shot kill, baseball bats etc are never a one-hit kill. Zombies can ONLY be killed once they are lying down, or crawling.
Please, fix this.
Moderator WarningI have improved this post considerably. Thank you for providing me with this second opportunity.
Goodbye.