Processes and systems are disclosed for recording data relating to a shot by a projectile weapon. Environment data occurring prior to data indicating the occurrence of a shot by the projectile weapon is retained for subsequent evaluation. Such environment data includes, but is not limited to, ambient audio data, video data produced by a video camera associated with the projectile weapon, GPS data representing locations of the projectile weapon, electronic compass data representing orientations of the projectile weapon and acceleration data representing accelerations of the projectile weapon.