Hey everybody. I'm Ashley Banfield and welcome back to Drop Dead Serious.

It is, if you can believe it, day 21 in the Karen Reed murder trial. And today, the courtroom

turned into a full-on forensic theater. The Commonwealth is nearing the very end of their case, and honestly, my friends, you can

feel it.

Today, just one witness.

One witness.

That's all they had on the stand.

It was their crash reconstructionist.

And his testimony ended with a very, very clear conclusion that Karen Reed did indeed hit John O'Keefe with her Lexus SUV.

And the spotlight fell hard on this witness, a man by the name of Dr. Judson Welcher.

He's not just a crash expert. He's a biomechanical engineer who specializes in figuring out how collisions

affect the human body, not just the car. He told the jury that he reviewed everything in the Reed case.

Police reports, security videos, interviews, GPS records, medical files, snowfall totals, the data from the Lexus, even the VIN numbers on both Karen Reid's vehicle and John O'Keefe's vehicle.

And then he did something super weird, like really unusual.

He didn't just review the evidence.

He actually recreated the scene.

Like literally, he bought the exact same make and model as Reed's 2021 Lexus, the same year, the same color even, the same

factory. And he shipped it to California so that he could use it for testing. And then

because he's kind of roughly the

same height and weight as John O'Keefe, he decided to use himself as the test dummy. Like, not kidding.

He became the crash test dummy, literally. The expert used himself to test the theory. He covered the

SUV's tail light in a special paint that doesn't dry,

...