Karen Read previews her defense
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Karen Read's defense opens their case after more than a month of testimony from prosecution witnesses. The Massachusetts woman is charged with murder in the death of her boyfriend John O'Keefe, a Boston police officer.
The first witness called by Karen Read's defense explained that there were few scenarios where John O'Keefe's phone locked before Read's car accelerated in reverse.
Defense attorneys say the investigation was marred by incompetence. Experts say there are irregularities that could prove beneficial to Read.
Karen Read's defense team challenges murder allegations in the death of Boston Police Officer John O'Keefe, as the prosecution rests its case with key testimony.