NBC Nightly News Full Episode - Dec. 15

Tonight, as we come on the air, we're following several breaking stories, including the murder of director Rob Reiner and his wife. Their son now under arrest in connection with the killings. The couple's 32-year-old son in jail.Riner and his wife were found dead in their LA home, apparently stabbed to death. What we're learning about what happened at a Hollywood party the night before and the son's battles with addiction. Plus, Hollywood in mourning.The stars like Kevin Bacon and Jane Fonda remembering the ...