No one can be wasted if an organization is to be all that it can. While far from perfect, the military handles race relations more deftly than any civilian institution I've experienced. For another, the military doesn't try to change hearts and minds. Racism is not cast as an evil to be erased, but as a fact of life that has no use in the military. The military standard is that the MP, trained to handle far worse, could live with such booze-induced abuse.
Uniformed racists survive in clandestine cells, shunned as losers and forced underground.
But everyone is required to stow his racial baggage for the duration of the duty day. Because everyone understands the rules, soldiers take risks about race that can have a surprising payoff in unit cohesion. In South Korea, I served under a daredevil Mexican-American, Lieutenant Salas, in Charlie Flight. One Sunday, several hours before dawn, we got bored. The reports were typed and filed, the Stars and Stripes crossword solved.