CNN Anderson Cooper 360 May 9, 2013 02:41:00
Develops. they come to know that their very survival is dependent on keeping this person happy and satisfied. >> reporter: chris mohandy has studied cases involving stockholm syndrome. he says kidnapping victims like those in ohio bond with their captors in a matter of days. stockholm syndrome got its name back in 1973, when the hostages were freed, they kissed and hugged their captors. two refused to testify against them. perhaps the most famous case involving stockholm syndrome is patty hearst. the newspaper heiress was 19 when she was kidnapped in 1974. she was imprisoned and sexually assau...