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True Crime Today | Daily True Crime News & Interviews

Donna Adelson Trial | First Responder Sgt. David Sims Describes Dan Markel’s Final Moments

True Crime Today | Daily True Crime News & Interviews

Tony Brueski

News Commentary, True Crime, News

4.2612 Ratings

🗓️ 23 August 2025

⏱️ 11 minutes

🧾️ Download transcript

Summary

Donna Adelson Trial | First Responder Sgt. David Sims Describes Dan Markel’s Final Moments  

In this intense courtroom clip, Retired Sergeant David Sims—one of the first law enforcement officers on the scene—recalls discovering Dan Markel moments after he was shot in his garage. Sims’s testimony transports us directly to the chilling reality of July 18, 2014, when a neighbor’s 911 call brought him rushing to the crime scene.

On the stand, Sims describes Markel’s physical state with unsettling clarity. He found the wounded professor still alive, making a barely audible “sucking sound,” clutching a cell phone in his left hand and a business card in his right. Sims noted the broken driver’s-side window; he carefully approached the vehicle, turned off the engine, and tried to stabilize Markel—but the victim never regained consciousness. These details, delivered in calm, measured tones, immediately underscore the abrupt, brutal nature of the attack.

Why does this matter? Sgt. Sims’s testimony anchors the case in a human tragedy rather than an abstract conspiracy. His firsthand account provides the jury—and viewers—with a visceral, in‑the‑moment glimpse of the victim’s suffering. It confirms that this wasn’t just a planned hit in the parking lot—it was a violent intrusion into a family’s sacred space.

This footage is essential viewing for anyone following this high‑profile case. It underlines the gravity of the crime and ensures that Dan Markel isn’t lost amidst legal maneuvers and motive theories. Every investigation needs that human anchor; here, it is Sgt. Sims.

#DonnaAdelsonTrial #DavidSimsTestimony #DanMarkelMurder #FirstResponder #CrimeSceneTestimony #TrueCrimeCourtroom #RawCourtVideo #TallahasseePD #MurderInvestigation #CourtroomFootage

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Transcript

Click on a timestamp to play from that location

0:00.0

A Better Help ad.

0:02.3

Lewis Capaldi partnered with Better Help to get word out about how important therapy can be.

0:07.6

I struggle most weeks to get up, get myself up and ready and go to therapy or whatever.

0:13.0

Even like to open the laptop to talk to, my therapist sometimes could be really difficult.

0:17.4

But I do it because I realize how important it is for me to continue to feel good.

0:21.8

Because I felt the best I've felt in a long time through therapy.

0:24.9

Learn more about online therapy at betterhelp.com.

0:28.7

A better help ad.

0:30.6

Lewis Capaldi partnered with Better Help to get word out about how important therapy can be.

0:36.6

I struggle most weeks to get up, get myself up and ready and go to therapy or whatever.

0:42.2

Even like to open the laptop to talk to, my therapist sometimes could be really difficult.

0:46.6

But I do it because I realise how important it is for me to continue to feel good.

0:51.2

Because I felt the best I've felt in a long time through therapy.

0:54.1

Learn more about online therapy at betterhelp.com. to feel good because I felt the best I've felt in a long time through therapy.

0:57.9

Learn more about online therapy at betterhelp.com.

1:02.2

This is continuing coverage in the trial of Donna Edelson from the Hidden Killers podcast and True Crime Today.

1:06.0

Now, back to the courtroom.

1:10.7

Please raise your right hand to be sworn.

1:12.7

Do you swear or affirm the testimony you're about to give will be the truth?

1:16.4

I do.

1:16.8

You may take your seat.

1:18.2

Please speak loudly and clearly for the jurors.

...

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