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Preview: Angel of Death

Name: Preview: Angel of Death
Uploaded: 2013-07-11T05:00:00-0400
Duration: 56 s
Description: Serial killer nurse Charles Cullen confessed to as many as 40 murders, but some believe he killed many, many more patients over a 16-year career. The serial killer speaks to Steve Kroft on Sunday, July 14 at 7 p.m. ET/PT.

Serial killer nurse Charles Cullen confessed to as many as 40 murders, but some believe he killed many, many more patients over a 16-year career. The serial killer speaks to Steve Kroft on Sunday, July 14 at 7 p.m. ET/PT.