Authorities state that they have identified Kyle Rittenhouse, 17, of Antioch, Illinois, as the shooter in a video widely circulated on social media. In the video, a lone man carrying a rifle is seen jogging away from a crowd. Members of the crowd appear to be in pursuit and are shouting that “he just shot somebody.” The lone individual falls, is surrounded by members of the crowd, and begins firing at individuals in his immediate vicinity as he staggers to his feet.