There is an old saying that states, "A picture tells a thousand words. And the "Out of sequence" pictures I saw in the movie, told me a few thousand words. A handful of words right off the top of my head are...'Posse Commitatus Act was written into law for a reason, stricly forbidding army action domesticly. And what happened in Waco, was a disregard for this law. You warp it anyway you want, but gunships and tanks is a disregard for what this country is supposed to be about.
IOW, just because the guy you mention forgets to dot a few I's and cross a few T's, does not mean army tanks and choppers did not kill American citizens on American soil.