PROVO, Utah -- Prosecutors are preparing to file a capital murder charge Tuesday against the Utah man who authorities say held a "leftist ideology" and may have been "radicalized" online before he was arrested in the assassination of Charlie Kirk .

Charges against 22-year-old Tyler Robinson are expected to come ahead of the first court hearing since he was accused last week of shooting Kirk, a conservative activist credited with energizing the Republican youth movement and helping President Donald Trump win back the White House in 2024.

Courtesy of Gov. Spencer Cox

Investigators have been piecing together evidence, including a rifle and ammunition engraved with anti-fascist and meme culture messaging, found after the shooting Wednesday at Utah Valley University in Orem. Kirk was spea

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