Ylva Hagner was 42 years old when she disappeared, last seen in her Bay Area office. Nearly three decades later, a search was conducted at the home of a boyfriend.
Joughin was kidnapped and murdered in the summer of 2016, before her junior year of college. Her killer sits on death row today after police discovered her body, gagged and hog-tied in a shallow cornfield grave.
Amanda Lynn Webster was reported missing last Wednesday by the owner of the place she was staying at, after the owner noticed she left her possessions behind and her rental car on the property.
Natalee Holloway disappeared in May 2005. Joran van der Sloot, believed to be the last person to see her alive, plans to plead guilty to extortion and wire fraud for an alleged plot against her mother.
Charlotte Sena was on a family camping trip when she was abducted. Authorities say fingerprints on a ransom note led them to suspect Craig Nelson Ross Jr.