Kansas City Shooter Injuries Law Enforcement Police Investigation Shooter's Ideology Location Civilian Victims Unidentified Names Students Bill Young Tricia Asselin Joseph Walker Bryan MacFarlane Palestinian Students College Students Injured Jeremy Fears Jr. Gun Violence Argument Gunshot wounds Corbin Dahmontrey Holston Child Adult First responders Kansas City Shooting Gun laws Lisa Lopez-Galvan Children's Mercy Kansas City Parade Children's Hospital Reyes family Juveniles Police Justice Children Suspect Crime Scene Sanford, Fla. Investigation Wilson Garcia Fatalities Brian Battie Women