The latest on the search for Nancy Guthrie, the 84-year-old mother of Today Show co-anchor Savannah Guthrie. The FBI releases video of a masked man on Nancy's doorstep the night she went missing. In Georgia, a man is on trial for the 2001 murder of a law student. His defense attorney has tough questions for the victim's boyfriend. In Dateline Round Up, a courtroom outburst from Luigi Mangione, and Alex Murdaugh appeals his case. Plus, a lookback at the attack on Olympic figure skater Nancy Kerrigan.Nancy Guthrie Tipline: 1-800-CALL-FBI (1-800-225-5324)Nancy Guthrie images: https://www.fbi.gov/wanted/kidnap/nancy-guthrieFind 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.