 Wyatt Earp later claimed that he thought the pistol's hammer was "half-cocked" over a live round (it was later found to have contained six live rounds).When White grabbed the barrel and pulled, the weapon discharged, shooting White in the groin area.Wyatt Earp, who witnessed the shooting and flash but could not clearly see the action in the dark, pistol-whipped Brocius, knocking him unconscious, and arrested him.