This came about as a result of Jeremys' counsel feeling confident that he could persuade the jury that the blood found in the silencer came from an intimate mixture of his parents bloods. Since, as the trial judge. DRAKE told the jury in his summing up address, it was for the jury to decide whether or not the blood in question was a mixture of two or more type of blood, possibly originating from both parents. It was open to the jury to conclude that the silencer was fitted to the gun at the time the other victims were shot and killed, but that Sheila removed it before turning the unsilenced gun upon herself...