“If it’s just a question of Mr. Weaver’s version of events, that’s going to be the standard: Was it reasonable?” he continued. “Is it reasonable to think that a person who comes up on your vehicle in the middle of the night might be carrying a weapon? I suppose if I’m just playing devil’s advocate — or angel's advocate, I don’t know — could he have driven away? Without being there or knowing if it was a place he had to be, I don’t know that that was an option.”