Secret Service planning failure • 25%

Coordination issues between agencies • 25%

Local law enforcement failure • 25%

Other • 25%

Insufficient Secret Service training • 25%

Failure in communication protocols • 25%

Inadequate local police coordination • 25%

Other • 25%

Communication gaps • 25%

Technical difficulties with drones • 25%

Lack of diligence • 25%

Complacency among agents • 25%

Secret Service oversight • 25%

DHS procedural lapses • 25%

FBI intelligence failure • 25%

Other • 25%

Security lapses • 25%

Political motivations • 25%

Foreign involvement • 25%

Other • 25%

Human error • 25%

Technical failure • 25%

Insufficient resources • 25%

Other • 25%

Lack of coordination among security agencies • 25%

Insufficient security personnel • 25%

Failure in intelligence gathering • 25%

Other • 25%

Secret Service failure • 25%

DHS failure • 25%

Both Secret Service and DHS failures • 25%

No significant failures found • 25%

Systemic failures • 25%

Individual negligence • 25%

Both systemic and individual issues • 25%

No significant failures • 25%

Secret Service • 25%

Department of Homeland Security (DHS) • 25%

Federal Bureau of Investigation (FBI) • 25%

Other • 25%

Yes • 50%

No • 50%

Mental instability of the perpetrator • 25%

Unknown/Other • 25%

Political motives • 25%

Personal vendetta • 25%

Mental instability of the attacker • 25%

Other • 25%