Podcast:Dateline NBC Published On: Wed Dec 18 2019 Description: In this Dateline classic, Rachel Buffett speaks to Dateline about being at the center of a murder investigation involving both her former fiancée and her friend, a 26-year-old Army veteran. Josh Mankiewicz reports on the details of the gripping and twisted case that made international headlines. Originally aired on NBC on November 30, 2018.