which embalming fluids were used. so, this possibility, however remote, could not be eliminated. therefore, the medical examiner did not change the manner of his death to homicide. >> i'm sure that there will always be some well-placed suspicions surrounding mr. augustine's death. >> for now, chaz higgs is in prison because two emergency room nurses made a split-second decision that foiled his well-laid plans. >> but for the high-tech testing methods and the forensic technology available, i think this case would have been a mystery forever. >> this whole case was based on forensic evidence, and had it not been for the hard work of the fbi and for the diligence of the detectives involved and for the sharp eyes and ears of the medical professionals, he may