All I could find is the following. Perhaps he was showing arrogance, not confusion in that photo:-
Facing token resistance from his victim, sixteen year old Elmer Fanter, shot and killed August Jantzen during a 1915 store robbery. Giggling as he explained his actions to a judge during his trial, Fanter averred that "he [Jantzen] swatted me on the cooo. Well, I ain't takin' that sort of stuff off'n no one, so I ups with my rod and lets him have it right through the heart."