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.

After a morning delay caused by an 'issue' with the jury, Day 20 of testimony resumed in Karen Read's second murder trial.

A Miami-based neurosurgeon took the stand to describe John O'Keefe's head injuries in the Karen Read retrial on Wednesday.

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.

HER HEALTH HAS BEEN A FACTOR IN THIS CASE. SPECIAL PROSECUTOR HANK BRENNAN WAS AT THE COURTHOUSE READY TO CALL HIS NEXT WITNESS WHEN COURT OFFICIALS ANNOUNCED ALL PROCEEDINGS FOR THE DAY WERE CANCELED DUE TO,

Boston 25 News reporter Ted Daniel connected with Peter Tragos, also known as the “Lawyer You Know,” to recap all of the highlights.

Jackson put up a slide on the monitor indicating that bumper piece E, which Hanley said was consistent with another glass piece at the scene, was recovered by State Police investigator Michael Proctor, who was fired after he was forced during the first trial to read crude and misogynistic texts he sent about Read to friends and coworkers.

Judge Beverly Cannone ultimately ruled to allow a prosecution expert to reference the report, despite objections from the defense.

At Karen Read’s second trial, forensic analyst Shannon Burgess said SUV data doesn’t conclusively prove a collision. DNA tests showed O’Keefe’s presence but didn’t test key suspects. The defense suggests others at the party may be responsible.