Karen Read pleaded not guilty to murder charges in the death of Boston police officer John O’Keefe and is facing a retrial after a jury was unable to reach a verdict last year.

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 Karen Read's Massachusetts murder trial, DNA links hair on her SUV to victim John O'Keefe, but witness credibility issues ...

Judge Beverly Cannone denied Karen Read a mistrial in her second murder trial in the killing of her police officer boyfriend John O'Keefe on Tuesday.

Maureen Hartnett, a forensic scientist at the Massachusetts State Police crime lab, spent the most time on the witness stand Wednesday, the 15th day of trial. She said she was called to the Canton ...

Karen Read is charged with second-degree murder, manslaughter and leaving the scene of a crime in the death of John O'Keefe.

After he finished up at 34 Fairview Road, Brent said he was asked to visit O’Keefe’s home on Meadows Avenue with ex-Trooper Michael Proctor, the lead investigator on the case. Brent testified Proctor ...

Last week, prosecutors rested their case against Read, who they say backed into O’Keefe with her Lexus SUV after a night of ...

Forensic pathologist Dr. Marie Russell returned to the stand Tuesday morning for cross-examination before the defense called ...

The Karen Read trial was back in court on Wednesday ... but returned when the next witnesses took the stand with a focus on forensic evidence. Read is accused of hitting and killing O'Keefe ...

The Karen Read retrial returned to examining physical evidence in the case after multiple ... Maureen Hartnett, a forensic scientist at the Massachusetts State Police crime lab, spent the most ...