In this Dateline classic, newlyweds Paul and Linda Curry come down with a mysterious illness. Paul recovers but Linda is hospitalized and the strange symptoms won’t go away. Josh Mankiewicz reports. Originally aired on NBC on December 12, 2014.

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