He has been very clear about that. "Only his opinion, not fact."
Apparently the NOTES of the FACTS are merely the ME's opinion based on (so far) some photos and what his assistants told him.
He can't be sure if he was there because "that's his opinion, and not fact".
Well .. ANYone can see THAT .... duhhhhh .
Since when are witnesses allowed to testify from notes? I was under the impression that a witness is allowed to read notes to refresh their memory, but the actual testimony has to be given without referring to the notes.
I have NEVER seen a witness read, word for word, from notes, what an answer to a question is.