The FBI has confirmed that a suspect is in custody after allegedly setting off an incendiary device outside a federal building in New York City on Monday morning. The incident occurred at 26 Federal Plaza, a site housing federal offices, and prompted an immediate response from the FBI's New York Joint Terrorism Task Force, underlining the seriousness with which authorities are treating the matter.

The New York Police Department also reported a "found firearm" connected to the incident, though further details about the weapon or the suspect's identity and motive have not yet been released. Video footage showed federal agents responding at the scene, and the investigation remains ongoing as authorities work to establish the full circumstances behind the attack.