 The Massachusetts murder trial of Karen Reed is ending with a hung jury. The judge declared a mistrial today after jurors said they couldn't reach a unanimous verdict. Reed is accused of killing her Boston cop boyfriend, John O'Keefe, by backing into him with her SUV, then leaving him in a snowstorm in Dedham in 2022. Prosecutors will now consider a possible retrial. And millions of Americans will be spending the Fourth of July holiday away from home. The