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

A crash reconstruction expert has provided jurors his analysis of Karen Read's vehicle the night her boyfriend was killed in ...

A prosecution witness played video of himself wearing a replica of John O’Keefe’s outfit while getting struck — albeit at ...

The Karen Read trial was back inside Norfolk Superior Court on Tuesday for the first time in nearly a week as the prosecution ...

As Karen Read’s second murder trial approaches its sixth week, an accident reconstruction expert took the stand at the Norfolk Superior Court in Massachusetts. According to The Boston Globe, Judge ...

Karen Read, right, and lawyer Elizabeth Little discuss developments during Read's murder trial in Norfolk Superior Court in ...

Karen Read, 45, of Mansfield, pleaded not guilty to second-degree murder and other charges. The prosecution says she hit her boyfriend, Boston police officer John O'Keefe, with her vehicle outside of ...

Accident reconstructionist, Dr. Judson Welcher, reviews crime scene evidence from the night John O'Keefe's body was found.

Read, 45, is accused of ramming into her boyfriend, Boston Police Officer John O’Keefe, with her SUV and leaving him for dead ...

Karen Read pleaded not guilty to murder charges in the death of Boston police officer John O’Keefe and is facing a retrial ...

The Karen Read murder retrial got back underway Tuesday after five days off for the sixth week of testimony, with the<a class="excerpt-read-more" href=" More ...

Karen Read and attorney Alan Jackson look at the empty jury box while listening to Judge Beverly Cannone during Read's murder ...