Secret Service Assassination Attempts Assassination Attempt Incident Response Threat Assessment Investigations Assassination Shooting Incident Public Safety Resource Allocation Republican Party Convention Counter-Sniper Operations Event Security Risk Management Rally Situation Failure Congressional Investigations Gun Violence Security Measures Response to Incident Political Figures Sniper Response Responsibilities Incident Aftermath Security Failure Gunman Incident Local Police Threat Detection Assassination Perch Assassin's Perch Police Officer Republican National Convention Former President Protection Secret Service Director Confrontation GOP Senators Former President Donald Trump U.S. Secret Service Accountability Drone Technology Whistleblowing Protective Services Secret Service Failures Intelligence Failures Incidents Capitol Police Communication Failures Protest Preparedness Cover-Up Crowd Control Protection Measures Police Presence Presidential Rally Incident Secret Service Director Kimberly Cheatle Additional Security Requests Response to Threats