Karen Read's retrial introduces new witnesses and forensic evidence in a new presentation of key elements from the initial trial. Will that reshape the case's trajectory?

Karen Read’s murder retrial will enter its 15th day on Tuesday as a new witness is expected to take the stand in Norfolk Superior Court.

It’s the same courtroom, the same judge, and nearly all of the same players — but it’s a whole different atmosphere inside Norfolk County Superior Court in Massachusetts, for the retrial of Karen Read, who is accused of murdering her boyfriend John O’Keefe.

Yuri Bukhenik, a Massachusetts State Police trooper, read dozens of text messages between Karen Read and Brian Higgins, an ATF agent.

For the first time in Karen Read’s second murder trial for the death of John O’Keefe, jurors were able to see a key piece of evidence.

Hannah Knowles, a member of the Massachusetts State Police crime lab, is expected back on the stand Monday morning to continue her testimony about Karen Read's blood alcohol level the night of John O' Keefe's death.

The prosecution and defense offered vastly different facts and theories as Karen Read's second murder trial got underway Tuesday.

KAREN Read told her cop boyfriend she hated him in a barrage of expletive-riddled voicemails as he lay dying in the snow, a court has heard. The accused killer, 45, called Boston police officer

Week two of testimonies in the second trial of Karen Read has wrapped up. Here are some significant courtroom moments.

It’s going to be a full week of Karen Read with today’s fifth day in court set to start at 9 a.m. We’ll keep you covered with key updates.