Psychological autopsies, performed by forensic psychologists, are used to try to resolve cases where a murder may be mistaken for a suicide.

Dr. Thomas Andrew, a medical examiner, says performing autopsies helped him understand the 'fragility of life.'

Dr. Thomas Andrew, retired chief medical examiner of New Hampshire and now a forensic consultant, speaks with A&E True Crime about a surprising autopsy case he worked on that aided a murder case.