Multiple Australian outlets report new information about the gunman who opened fire near the White House. The sources state that the attacker was known to the US Secret Service. Beyond that point, the articles provide limited shared detail, and they do not agree on additional specifics such as the timeline of events, the shooter’s background, motive, or the exact circumstances of the shooting in the material provided. The reporting therefore focuses on the single confirmed contextual detail: the individual is described as having prior connection or familiarity with the Secret Service. This information is presented as part of ongoing coverage as authorities and media continue to develop the case. The articles, as supplied here, do not provide further corroborated facts that can be synthesized across outlets, so the summary stays to what is common across the sources.