20/20 255x10 - The Vanishing of Nancy Woodrum

What began as a joyful celebration in the rolling hills ofCentral California's wine country suddenly turned into areal-life whodunnit when 62-year-old businesswoman NancyWoodrum seemingly vanished overnight from her ranch propertywhile she was hosting a large wedding party and guests in 2018.On the day when the couple was to be married at a nearbywinery, a neighbor found a shocking scene with indications oftrouble inside the home: a bloody handprint on Nancy's pillow,drops of blood on the floor and other disturbing clues.Following the wedding, guests returned late in the evening toa chaotic scene. Woodrum, a beloved local entrepreneur,devoted Jehovah's Witness and passionate horsewoman, had beenstaying in a separate dwelling on the property and hadseemingly disappeared without a trace. With more than 20 guestsstaying on the sprawling estate and a growing list ofsuspicious characters, investigators launched a seven-monthsearch for answers, piecing together conflicting accounts andevidence in a case that unfolded like a real-life "Knives Out."Ultimately, detectives turned to an innovative high-techinvestigative technology that helped unlock the truth of whathappened to Nancy, uncovering the disturbing reality behindher disappearance.