For the final test, ARCCA used a dummy weighing about 200 pounds. A collision between the dummy and the SUV at that speed ...

So he tried to dress identically to John, but didn’t do anything else to mimic what the Commonwealth is accusing me of,” Read ...

A key Karen Read defense crash reconstruction expert testified that damage to her SUV — the alleged murder weapon — and ...

Karen Read's defense team has sought to prove that she was framed for the death of her cop boyfriend John O’Keefe.

It’s a question that has been at the center of testimony this week in the second Karen Read murder trial, where she stands ...

In the trial of Karen Read, accused of killing John O’Keefe, defense scrutinizes crash expert's costly experiments and ...

Damage to Karen Read’s taillight was inconsistent with striking an arm at 24 mph, ARCCA accident reconstructionist Daniel Wolfe testified.

Karen Read's defense began to take shape this week. Here's what you need to know from the seventh week of her retrial.

Judson Welcher also testified earlier in the day that Read's SUV reversed at 74% throttle around the time she's alleged to ...

Judson Welcher, an accident reconstructionist from Aperture LLC, who is key to the prosecution's case, took the stand Tuesday ...

The Karen Read trial was back in a Massachusetts courtroom as the prosecution called its final witness then rested its case.

Welcher spoke extensively about force, mass, and acceleration. He says damage to Read’s Lexus matches O’Keefe’s injuries.