A jury found Karen Read not guilty of second-degree murder and manslaughter charges Wednesday in the 2022 death of her Boston police officer boyfriend, a case that attracted legions of true crime followers who erupted in cheers when word of the acquittal spread outside court.

Karen Read was acquitted in the killing of her Boston police officer boyfriend John O’Keefe on Wednesday, vindicating a defendant who had claimed to have been the victim of a sweeping cover-up.