Amanda Knox, center, walks with her mother, Edda Mellas, lower right, and her fiance, Colin Sutherland, left, as she steps out to talk to the media outside Mellas‘ home, Friday, March 27, 2015, in Seattle. Italy‘s highest court overturned the murder conviction against Knox and her ex-boyfriend Friday over the 2007 slaying of Knox‘s roommate, bringing to a definitive end the high-profile case.