poll gist and toxicology evaluation. time of death we estimate three to four weeks from the time the body was found. >> joining us now to discuss this, former chief medical examiner of palm beach county, florida, and forensic pathologist john mayer cleany and criminal defense attorney sarah azari. doctor, first to you. these autopsy results show manual strangulation. how does a coroner determine that? >> well, manual literally means from the hands. so usually a medical examiner coroner would have evidence based on what's on the skin. in other words, fingernail marks and so forth. >> okay. so that's sort of the indication there. sarah, i wonder for you learning