Investigator in Charlie Kirk murder case reveals additional engraved casings were found at Tyler Robinson’s home, DNA found on screwdriver matches suspect

Agent Dave Hall with the Utah State Bureau of Investigation was called to the stand in the courtroom of Judge Tony Graf on Tuesday. Tyler Robinson's defense attorney's argued for the disqualification of the entire Utah County prosecutors' office in the Charlie Kirk murder case.

Hall took the stand and was first questioned by prosecutors before being cross examined by Kathryn Nester.

Prosecutors asked Hall to describe the scene where Kirk was killed on the Utah Valley University campus on Sept. 10, 2025 and about evidence collected in the case. Hall describe the "amphitheater" set up of the stage area and noted that there were about 3,000 people in attendance at the TPUSA event that day.

Following Kirk's killing, the Utah State Bureau of Investigation put up posters and issued a general request for witnesses to come forward and give information.

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