"48 Hours" investigates the murder of Texas jeweler Ted Shaughnessy. He was shot by intruders in the middle of the night in the home he shared with wife, Corey. Investigators wondered if it was a random attack, a robbery gone wrong or a targeted assassination. CBS News Chief Investigative Correspondent and 48 Hours Contributor Jim Axelrod joins "CBS Mornings" with a preview of his report.
