The only way traces of Sheila could have been found deep within the silencer was if she had been shot while it was attached to the weapon used to kill her and to wipe out
The distribution of blood in the moderator is an issue I addressed in great detail. The prosecution experts found visible blood on the first 5-7 baffles wiht the volume decreasing the further it got from the opening. The defense expert found microscopic traces of blood on the first 8 baffles. The blood was tested and detemrined to be group A. In addition a flake of blood that dried between baffles 1 and 2 was tested and determined to be group A but also had an anzyme which June didn't possess but Sheila did.
June and Sheila both have group A blood but Sheila has enzyme AK1 while June has enzyme AK2-1 so the flake was consistent with Sheila's blood not June's. AK2-1 is more hardy than AK1 and since the AK1 enzyme had not yet deteriorated that means had June's blood been present her AK2-1 enzymes would still have been present. So this speaks against the blood on the baffles or the flake containing any of June's blood because there was no AK2-1 present and there should have been if her blood was present because AK2-1 takes longer to deteriorate than AK1 and AK1 was present.
The only way for blood to get on the 8 baffles with the volume dimishing is if it were sprayed there. High velocity backspatter is a spray of atomized blood. The larger particles cannot travel as far as the fine particles so the larger blood will be on the early baffles. This is exactly what was observed.
You have no way at all to suggest the blood was anything other than backspatter from Sheila.
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No diagrams or photographic evidence exists depicting the blood supposedly found inside the silencer.
The silencer is effectively a hollow tube which features an expansion chamber one end and a series of baffle plates the other. I haven't seen it mentioned anywhere that the actual tube was examined by way of inserting a camera (if such things existed then) or even shinining a bright light down it. We are told the blood appeared on the baffle plates and yet the defence expert was unable to observe any blood staining visually.
At trial Malcolm Fletcher (HO ballistics) said he thought he saw blood as far down as the 6th baffle. John Hayward (HO biologist) said he thought the 5th baffle. Why so vague? Why no notes? I thought scientists worked through these things carefully and methodically?
John Hayward:
Q: About how many baffles down did it go?
A: I did not make a note at the time, sir, but from recollection I certainly detected it on the uppermost four or five baffles.
Malcolm Fletcher:
Q: Perhaps you can elaborate on that. We have heard some evidence that there was blood on the inside of it, down to about the fourth or fifth baffle. Can you help as to how far it went down on your observation?
A: Yes I certainly saw it down as far as the fifth, and I think there may have been a little further in as well, maybe the sixth or seventh possibly.