White Nationalists Are Flocking to Genetic Ancestry Tests, and They're Not Liking What They Find

It was a strange moment of triumph against racism: The gun-slinging white supremacist Craig Cobb, dressed up for daytime TV in a dark suit and red tie, hearing that his DNA testing revealed his ancestry to be only "86 percent European, and ... 14 percent Sub-Saharan African." The studio audience whooped and laughed and cheered. And…