Karen Read’s murder retrial returns for a full day of testimony Monday following a fiery second week in court.

Massachusetts State Police forensic scientist Hannah Knowles is set to testify on Karen Read's blood alcohol concentration ...

Testimony is continuing in the murder trial of Karen Read, who is accused of backing her SUV into her Boston police officer ...

The murder trial of Karen Read, who is accused of backing her SUV into her Boston police officer boyfriend, John O’Keefe, and ...

Karen Read is accused of hitting her boyfriend — an off-duty officer John O’Keefe with her vehicle and leaving him to die.