CNN highlights about a dozen witnesses called over the last eight weeks, whose testimony illuminated key pieces of the theories presented by prosecutors and Read’s defense.

Karen Read will not take the witness stand in the second trial about the death of her Boston police officer boyfriend as the defense has rested.

A broken taillight. A dead cop. A bombshell admission. The jury is now deliberating over whether Karen Read killed John O'Keefe.

“I don’t believe that’s consistent with the evidence and what occurred,” Rentschler replied. Rentschler was the final defense witness, just as he was during Read’s first trial last summer. After he left the stand, Jackson announced Read’s defense would rest its case subject to a final ruling on evidence.

The defense in the second trial of Karen Read has rested its case, saying Read was framed for the killing of her Boston police officer boyfriend.

Karen Read's defense lawyer urged jurors to find her not guilty in the murder trial of Boston Police Officer John O'Keefe, arguing there was no collision with her SUV