In San Diego County, emotions run high at the sentencing of Larry Millete, the man convicted of killing his wife Maya as she sought a divorce. In Ohio, Andrew Griffin is accused of killing business partners Tom and Angela Strussion over a business deal gone bad. In Dateline Round Up, an update on Lori Vallow Daybell, known as "Mommy Doomsday," convicted of murdering two of her children and conspiring to murder others. New details in the case of Michelle Parker, a woman who went missing after appearing on the TV show The People's Court in 2011. Lindsay Clancy, the Massachusetts mother who says she was experiencing postpartum psychosis when she killed her three children, is back in court for a hearing. Plus, a retired U.S. marshal explains how investigators track down fugitives.

Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com.

Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

Blayne Alexander is joined by Andrea Canning to discuss her episode, “The Orchard.” In 2005, former beauty queen and beloved teacher Tara Grinstead vanished from her Ocilla, Georgia, home. For more than a decade, investigators chased leads that went nowhere, until a tip changed everything. Andrea reflects on covering the story for more than a decade and shares an extra clip from her interview with GBI Special Agent Gary Rothwell about crucial information that fell through the cracks. Plus, Dateline senior producer Brad Davis and producer Marissa Maier answer your questions from social media.

Have a question for Talking Dateline? Send us a DM @DatelineNBC or leave a voicemail at (212) 413-5252. Your question could be featured in an upcoming episode.

Listen to the full episode of “The Orchard”: https://swap.fm/l/dl_theorchard

Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

When teacher and former beauty queen Tara Grinstead disappears, a small Georgia town becomes the epicenter of the largest missing person case in the state’s history. Andrea Canning reports.

Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.