Overview

• Utah Gov. Spencer Cox announced the detention of Tyler Robinson, 22, who was taken into custody on Sept. 11 after family members urged him to surrender.
• Investigators recovered a high‑powered rifle near the escape route and found multiple cartridge casings at the scene engraved with anti‑fascist phrasing including "Hey, fascist"; the FBI is conducting forensic analysis.
• Authorities say Robinson expressed dislike for Kirk’s views before the shooting and messaged a friend that he had hidden a rifle wrapped in a towel, and officials currently see no additional participants.
• Prosecutors are preparing formal charges, with filings possible as early as Sept. 16 according to local reports, after the FBI earlier offered up to $100,000 for tips and released images of a person of interest.
• President Trump said the suspect was likely in custody and signaled plans to award Kirk the Presidential Medal of Freedom, while the Pentagon ordered discipline for service members who mocked the killing online and several have been dismissed, NBC reported; Kirk’s wife said the group’s tour will continue.