Overview

• Utah County prosecutors formally charged Tyler James Robinson, 22, with aggravated murder and multiple related counts, and he is being held without bail.
• Officials say DNA links Robinson to items tied to the scene, including a towel around the rifle, a screwdriver on the rooftop, and the rifle’s trigger.
• Charging documents cite a handwritten note and text messages in which Robinson allegedly admitted the shooting and described more than a week of planning.
• Prosecutors allege Robinson fired a single shot from a campus rooftop with a bolt‑action rifle that was later recovered and remains under ATF analysis.
• Investigators are reviewing Robinson’s digital footprint, including a Discord chatroom, and charges include enhancements for political‑belief targeting and for offenses near children, with the next court date set for Sept. 29.