A Hidden Threat

In July 1998, two men stole Vicki Robinson's van. Vicki was missing and so was her 15-year-old daughter, Valessa. A frantic chase led police across five states. When the van was finally stopped, a new question emerged: were the seemingly loving mother and daughter actually mortal enemies? “48 Hours" Correspondent Peter Van Sant reports. This classic "48 Hours" episode last aired on 4/23/2001. Watch all-new episodes of “48 Hours” on Saturdays, and stream on demand on Paramount+.