Dateline Season 31 Premieres on Friday, September 16, 2022. Season 31 Episode 31 is titled “The Trial of Lori Vallow Daybell” Here’s the synopsis: “Keith Morrison returns to Idaho for the latest in the Lori Vallow Daybell case, revealing details … Continue reading #Dateline The Trial of Lori Vallow Daybell S31Ep31 Preview via @stacyamiller85 @DatelineNBC #LoriVallowDaybell #LoriDaybell #ChadDaybell