He saw a woman being assaulted and he sprang into action.
There is no need to use the amazing power of hindsight to critique his actions.
Gold is a good man who did the right thing.
I quite agree with what Gold did. Indeed, as a Tulane grad, I know what the streets of New Orleans are like in criminal menace. My point simply is that, with hindsight, he might have accomplished his worthy and heroic purpose without getting shot. The approach that I suggest might in the future help someone to act with less danger to themselves.