Obama: Appears Shooter Inspired by Extremist Information

The video discusses a terrorist investigation, focusing on the shooter's inspiration from extremist content online. It highlights the lack of external direction, the shooter's last-minute allegiance to ISL, and the absence of evidence for a larger plot. The video also examines how the shooter legally acquired weapons due to a clean criminal record and the FBI's adherence to investigation procedures.

How did the shooter announce his allegiance, and what significance does it hold?

What procedures did the FBI follow regarding the investigation of the shooter?