Testimony resumed on Thursday in the retrial of Karen Read, a woman charged with murder in the death of her Boston police officer boyfriend, John O’Keefe, in 2022.

An accident reconstructionist, Dr. Judson Welcher, continued to face cross-examination about his analysis of Read’s vehicle and injuries to O’Keefe.

People to know:

Dr. Judson Welcher, an accident reconstructionist and biomedical engineer/prosecution witness

Robert Alessi, defense attorney for Read

Judge Beverly Cannone

11:52 a.m. - Jurors sent home

Jurors returned to the courtroom, and the judge said, “We are ahead of schedule.”

She sent the jurors home and told them to come back on Friday at 9:30 a.m. because she first needs to discuss matters with lawyers in the morning.

Cannone told jurors to expect a full day.

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