Karen Read's retrial concludes with a verdict on charges of second-degree murder and manslaughter in the death of officer John O'Keefe during a blizzard.

Karen Read’s second murder trial was a rematch for the lawyers after the first ended in a hung jury last year. CNN correspondent Jean Casarez answers key questions about the case after Read was acquitted of murder Wednesday.

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.