You simply don't like the answer. Your response is emotional, not fact or logic based.
2000 years ago the prevailing wisdom was that the Earth was flat. This despite facts and even logic.
Experts these days frequently aren't and what the general consensus comes up with is the most twisted and illogical crap ever devised by a human mind. No. Sorry. I don't care how many people line up and insist 2+2=5.
Argument from authority. A logical fallacy.
And by adding the “COMPETENT military law source” you also exhibit the “No True Scotsman” logical fallacy.
Let me know when you come up with a citation for when Congress authorized military officers to “use appropriate force” independently of the President, and which officers they authorized.