something that is routinely done in a forensic autopsy, which is another error that was made. >> sperry'swould rule out allgood's theory that sabrina had punched walter one to two hours before arriving at the hospital, causing an infection and death. >> in reality, the infection the child had would have taken at least 24 to 48 hours to progress to the point where it had gotten to when the child died. and that's the fundamental mistake here. the pathology group reached a conclusion that fit with what the law enforcement and other people involved in investigating the case wanted. she was convicted on scientific lies. >> clive knew that forrest allgood would likely call on the help of state medical examiner stephen hayne for sabrina's second trial. hayne performed 1,700 autopsies a year in mississippi, six times the recommended average. >> hayne had testified on behalf of forrest allgood a number of times in cases because, you know, forrest allgood was always seeking the death penalty. >> dr. haynes, he has a history of working for prosecutors, often reaching the conclusions he thinks they e