John O’Keefe died of blunt impact injuries to the head and hypothermia, according to medical examiner Dr. Irini Scordi-Bello.

The high-profile Karen Read trial was back inside a Dedham, Massachusetts courtroom with testimony from the medical examiner.

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.

Karen Read's defense team says she was framed for the murder of her Boston police officer boyfriend in an elaborate ...

Read is accused of striking her Boston police officer boyfriend with her SUV and leaving him to die alone in a blizzard.

Canton Fire Department paramedic Timothy Nuttall shows how to do a Carotid Pulse at Karen Read's second murder trial at ...