Donald Trump Political Violence Suspect Identification Political Figures Investigation John Hinckley Jr. Shooting Motives Thomas Matthew Crooks Political Rally Political Assassination Victim Law Enforcement Response Failed Assassination Law Enforcement Assassination Attempt Shooter's Background Gun Violence Security Failures Suspect Donald Trump Assassination Attempt Ryan Routh FBI Investigations Legal Consequences Ryan Wesley Routh Legal Proceedings December 1976 Assassination of Donald Trump Violence Alleged Shooter Suspects Perpetrator Background Political Figure Targeted Victim Protection Individual's Background Targeted Killing Thomas Crooks Shooting Incident Trump Rally Shooting Gunman Suspect Detained Suspect Details Injuries Corey Comperatore Failed Assassination Attempt Public Figures Criminal Investigations Political Motivations