The agency found that it did not adequately prepare its local partners for the Butler, Pa., event, and its leader also cited lapses including complacency by some agents and technological breakdowns.

A five-page document summarizing the Secret Service report’s key conclusions finds fault with both local and federal law enforcement, underscoring the cascading and wide-ranging failings that preceded the July 13 shooting at a Butler,

Secret Service probe faults communication failures between law enforcement before Trump rally assassination attempt

Weeks away from the general election, Congress is working to beef up security for presidential candidates. It comes as the Secret Service gave an update on its investigation into the two assassination attempts of former president Donald Trump.