"48 Hours: NCIS": Investigating the disappearance of 19-year-old Marine wife
Tonight's episode of "48 Hours: NCIS" takes you inside the real-life investigation of a 19-year-old Marine wife who vanished in the desert. "The Marine's Wife" uncovers the story of Erin Corwin and her disappearance. Actor Rocky Carroll plays the agency's director on the CBS Entertainment show, "NCIS," and narrates the "48 Hours" series. He joined CBSN to discuss the episode.