Rich Lowry: Don’t weaponize America’s demographic changes

The horrific massacre in Buffalo, New York, has created a debate about the “great replacement theory,” the rancid theory adopted by white supremacists that Jewish people are conspiring to destroy the influence of white Americans by importing non-white immigrants.The Buffalo shooter was in thrall to the theory, as have been other racist and antisemitic killers.The theory should be denounced by all people of goodwill and, indeed, it thrives only in the most sewerish precincts of the in