Jennifer Graham Fri, September 12, 2025 at 4:50 PM UTC 3 min read The Utah man being held in the shooting of conservative activist Charlie Kirk used the social media platform Discord to send messages about the rifle and engraved bullets, authorities said at a news conference this morning. Utah Gov. Spencer Cox said that Tyler Robinson’s roommate, who was not identified, showed investigators messages that mentioned the rifle and how it was left under brush, wrapped in a towel.