Natalie Morales has worked in news for more than 25 years, but she believes the story of Survivor alum Joe Hunter and his sister, Joanna, may be one of the most important true crime stories she's ever covered. Joe, 46, and Joanna's story is now the subject of an upcoming episode of 48 Hours, titled "Joe Hunter's Mission," in which Morales, 53, is the lead correspondent. "It really is an emotional one," she tells Us Weekly exclusively. "I think probably one of the most important true crime stories, I think, I've ever done.