Let's imagine a white Congressman saying that when he served in Vietnam, he was never moved at the sight of a dead U.S. soldier unless he was white. His career would be over, and deservedly so, within about five minutes of his statement. If he was a conservative or a Republican, even if he resigned instantly and was roundly and unanimously condemned by his colleagues, the press would remind us of that racist statement for years on end.
Now switch races and change the war to Korea. Otherwise, 23-term New York Democratic Congressman Charles Rangel just did the same thing, and you can almost make book that the establishment press will ignore it: