Share: Cries of shock and gasps of disbelief echoed off the walls from students who watched stock footage of a black man being pushed, kicked and beaten by a mob of white men. The voice-over of current president Donald Trump from his campaign rallies intermingled with the footage stating, “Knock the crap out of ‘em would ya? In the good old days this doesn’t happen because they used to treat them very very rough and when they protested once, you know they would not do …