Hospitalization Victim Support Injury Treatment Death Injuries Critical Condition Helicopter Transport Hospital Treatment Reanimation Injury Management Patient Outcomes Injury Psychological Support Air Ambulance Helicopter Rescue Reanimation Attempts Gunshot Wounds Death Notification Patient Transport University of Chicago Medical Center Reanimation Techniques Rehabilitation Patient Outcome Teen Health Pediatric Trauma Emergency Room Child Health Intensive Care Burn Treatment Head Injuries Psychosocial Support Autopsy