michael baden, a world renowned forensic pathologist who investigated the deaths of john f.ennedy and john belushi and testified at the trial of o.j. simpson. he was about to turn up the heat on a very cold case. >> dr. michael baden has reviewed the evidence and has determined that this could not have been an accidental fall. >> in december of 2008 detectives paid one more visit to stephen scharf. >> they wouldn't tell me what it was for. i had no idea what this was about. i mean, it didn't make sense. >> 16 years after that fatal night on the cliff police were back and stephen scharf was in for a shock. >> after all these years you thought it was done. >> not until they reached behind and hand me this thing, this arrest warrant. >> coming up -- the case heads into court with a surprise from the stand. >> i'm here for my mother. >> stephen and jody scharf's only son has some dark secrets to share. >> did you see that abuse? >> i did. severe eczema, or atopic dermatitis, you never know how your skin will look. and it can feel like no matter what you do, you're always itching

michael baden, a world renowned forensic pathologist who investigated the deaths of john f.n belushi and testified at the trial of o.j. simpson. he was about to turn up the heat on a very cold case. >> dr. michael baden has reviewed the evidence and has determined that this could not have been an accidental fall. >> in december of 2008 detectives paid one more visit to stephen scharf. >> they wouldn't tell me what it was for. i had no idea what this was about. i mean, it didn't make sense. >> 16 years after that fatal night on the cliff police were back and stephen scharf was in for a shock. >> after all these years you thought it was done. >> not until they reached behind and hand me this thing, this arrest warrant. >> coming up -- the case heads into court with a surprise from the stand. >> i'm here for my mother. >> stephen and jody scharf's only son has some dark secrets to share. >> did you see that abuse? >> i did. >> when "over the edge" continues. ♪ ♪ ♪ this holiday season, families near you need your help. visit redcross.org now to donate. tand, our adulte children

michael baden, the famous forensic pathologist, told jurors the crime scene spoke of a murder, not anerson falls accidentally, the individual will be, you know, within a couple of feet of the base of the building. >> and that didn't happen in the case of jody scharf. her body landed 50 feet out from the top of the cliff and 30 feet to the north. >> she had to have been propelled from that point. >> jody had to have been thrown or pushed to her death, he said, and likely from another spot entirely on those cliffs. he wasn't the only expert who saw it that way. >> the head and chest injuries are not consistent with someone that tumbles down the cliff face. >> reporter: dr. marianne clayton was the bergen county medical examiner who first ruled the circumstances of jody's death could not be determined. now on second look she said the victim's wounds, or lack of them, told her something different, something vital. if jody had tumbled innocently down the palisades, she would have had broken bones everywhere. she did not. >> there were no visible injuries on the back of mrs. scharf's body.