Judson Welcher, a crash reconstruction expert called by the prosecution, was back on the stand for a second day of testimony ...

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

Prosecutors rested their case Thursday morning after accident reconstructionist Judson Welcher finished his testimony and ...

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

Thursday's testimony in the Karen Read trial concluded. Catch a recap of the day here as the prosecution rested its case.

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

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

Welcher received a report on May 8 from Shanon Burgess, his colleague, who found “new information that changed the timing,” ...

Karen Read's defense attorneys cross-examine key accident expert Judson Welcher in a dizzying day of testimony.

Judge Beverly Cannone said that the trial was running "ahead of schedule" before she sent the jury home for the day.

Testimony continues Wednesday in the Karen Read murder trial after a contested accident reconstruction expert explained a ...