The ongoing trial is Read’s second; her first murder trial ended in a high-profile mistrial last July after jurors returned deadlocked. Abby Patkin is a general assignment news reporter whose work touches on public transit, crime, health, and everything in between. She has been covering the Karen Read murder case.

At least nine key witnesses remain for both the prosecution and the defense at Karen Read's second trial. Here's who they are.

The case out of Dedham, Massachusetts, has turned into a yearslong whodunnit legal saga that has captivated true-crime fans across the country.

What happens if prosecutors don’t call key witnesses in Karen Read retrial? 03:40. After three full days of testimony from Massachusetts State Police Sgt. Yuri Bukhenik, lawyers

The protesters fighting the court’s buffer zone in the high-profile Karen Read case have scored a win in federal appeals court. The buffer zone around Norfolk Superior Court in Dedham was expanded for the Read retrial after jurors during the first trial reported that they could hear loud protesters during deliberations.

The retrial of Karen Read, the Massachusetts woman accused of hitting her police officer boyfriend with her car and leaving him for dead, will resume following an abrupt one-day break in court proceedings.

Defense in Karen Read trial proposes that Boston Police Officer John O'Keefe's death might be linked to a "jealousy"-fueled fight with ATF agent Brian Higgins.