. >> but on the reverse side is when you come into the south, and i've interviewed -- they're all dead now, but many sleeper war porter -- car car porters, t in interviewing them, they talked about, this is way after 1919, in the '20s how when black servicemen did come back into the south who had served, because they didn't all go to chicago, whatever, quite often they had a hard time because they had, one, been around white women, that was a fear, you know? and the other fact is they had used guns in a way rather than just hunting possum. >> well, then, before the -- when world war i had started, the idea of recruiting black soldiers was disputed by white congressman from the south had said, wait a minute, whoa, you're going to train black people to shoot guns? whoa, let's not do that. >> general pershing didn't want to do it. >> right. but i have a letter in the book from a black soldier who comes back to arkansas, and he writes that he comes home, and he's sneered at by white businessmen who didn't go fight, by the way, and he's so disgusted that he moves to st. louis, and he said, i felt safer in the trenches than