Isn't this line enough, on its own, to put the nail in the coffin:
"We must stop the white man from stealing elections?"
They could just say that it's out of context again, and deliberately edited. Like, there's more after this segment where Sherrod says he used to feel that way, until he learned and grew. As he became enlightened, he realized that it's not black and white, it's haves against have nots.