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Prosecution calls Tarrant County video expert as first witness as jurors watch video of stabbing

Name: Prosecution calls Tarrant County video expert as first witness as jurors watch video of stabbing
Uploaded: 2026-06-04T17:04:00-0500
Duration: 2 min 56 s
Description: Following opening statements, the prosecution called its first witness, Mark Porter, a video analyst for the Tarrant County District Attorney's Office.

Following opening statements, the prosecution called its first witness, Mark Porter, a video analyst for the Tarrant County District Attorney's Office.