[Non-Sequitur]

But likely not the deployment order, or even it it came through the Brigage CO, it did not originate with him.

That's irrelevant to the charges. It's the order of the brigade commander he's charged with disobeying and which he'll be tried for.

[El Gato]

That's irrelevant to the charges. It's the order of the brigade commander he's charged with disobeying and which he'll be tried for.

There is more than one charge. The order for the movement he is charged with missing very likely did not come from his Brigade Commander.