The Murder of Martha Moxley: Robert F. Kennedy Jr. sits down with Matt Lauer Friday on Dateline

Robert F. Kennedy Jr. tells NBC News’ Matt Lauer, “Michael Skakel would not be in jail if people had not been able to call him ‘Kennedy cousin Michael Skakel’” in an in-depth interview about Martha Moxley’s murder. The one-hour special airs Friday, July 15, at 10/9c on Dateline.