Overview

• Tyler Robinson, 22, was arrested after a multi-agency search and a family tip, with surveillance from Utah Valley University helping identify him.
• Prosecutors have filed an aggravated murder charge, while forensic testing continues on a Mauser-type bolt-action rifle and engraved casings.
• Recovered messages include lyrics from the antifascist song Bella ciao and markings that match Helldivers 2 controller commands, which authorities are still evaluating.
• Officials have not confirmed any tie to Groypers despite online speculation, and Nick Fuentes has denied involvement and disavowed violence by followers.
• Public records list Robinson as an inactive voter, and relatives told investigators he had become more political and critical of Kirk in recent years.