Charlie Kirk's killer was arrested overnight in Utah, officials announced Friday morning. Tyler Robinson, 22, is in custody based in part on a tip from a family member and will face charges for murdering the conservative political activist earlier this week.

Here are the latest updates for Friday, Sept. 12, 2025:

Robinson was engineering major, university says

12 p.m. ET: Utah State University announced Friday that Tyler Robinson, the 22-year-old suspect arrested in the killing of Charlie Kirk, "briefly attended" classes there for one semester in 2021.

Robinson was a pre-engineering major and took classes consistent with that major for his one semester, Fox News Digital learned.

New details emerge about Tyler Robinson

11:30 a.m. ET: The Associated Press reported that Tyler James Ro

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