DALLAS (AP) — The gunman who opened fire on an Immigration and Customs Enforcement facility in Dallas, killing a detainee and critically wounding two others, left behind a note saying that he hoped the attack would “give ICE agents real terror,” the FBI director said Thursday.

The post by Kash Patel on the social platform X offered the first hint of a motive behind the shooting on Wednesday that targeted the ICE building, including a van in a gated entryway. The detainees were in the van. No ICE personnel were wounded.

The assailant, who authorities said fired indiscriminately from a nearby rooftop, was involved in a “high degree of pre-attack planning," Patel said, and agents have seized electronic devices, handwritten notes and other evidence from a Dallas-area home.

“One of the handw

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