Opinion — no citations yet
Marked sensitive
The author has not said this one is safe to show without warning.
Every note starts marked, so this usually means nobody has cleared it rather than that anything is wrong.
It says nothing about whether the claim is true.
Investigate what documented historical cases (e.g., Gulf of Tonkin, Operation Northwoods) are cited as precedent, and whether those precedents are methodologically comparable to 9/11.