Karen Read’s defense is set to call its first witness on Friday, marking a new phase in her retrial in the killing of John O’Keefe, her off-duty Boston police officer boyfriend whose body was found buried in the snow outside a home in Canton,

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.

The Massachusetts woman who says she was framed for the death of her boyfriend, Boston Police Officer John O'Keefe, hired two high-profile Los Angeles attorneys to lead her defense

The prosecution is resting in the second trial of Karen Read after attorneys for the state of Massachusetts took a more streamlined approach to try to prove Read’s guilt in the killing of her Boston police officer boyfriend.