 After the jury came to the judge three separate times, saying they were deadlocked, the judge declares a mistrial. Your service is complete. I'm declaring a mistrial in this case. The Commonwealth says they do plan to retry the case against Karen Reed with a new jury. Reed was charged with second-degree murder. Prosecutors saying she killed her boyfriend, Boston Police Officer John O'Keefe, by hitting him with her car in a jealous rage. The defense has refuted this since day one, saying Reed is being set up by law enforcement. Emma Friedman for CBS News, Boston.