Here is a story of a Missouri man with a Florida ccw permit who worked as pizza delivery who shot and killed one of two armed robbers in St. Louis. The accomplice of the man killed; (BG#2) has been charged with murder of BG#1!
Police: Pizza deliverman killed would-be robber
Pizza deliveryman who shot robber had gun permit
Follow-Up Story #2:
Pizza robber charged in friend's murder