A shooting Saturday at a supermarket in a predominantly-Black neighborhood in Buffalo left at least 10 people dead and three more injured. The suspected shooter left a manifesto riddled with racist ideology, laying out plans to specifically target Black people and citing the so-called “great replacement theory” as his motivation.  How much will white supremacist violence be a part of the everyday lives of Americans — and what’s being done to stop it? Guest: Wesley Lowery, Pulitzer Prize-winning journalist covering race in America.  If you enjoy this show, please consider signing up for Slate Plus. Slate Plus members get benefits like zero ads on any Slate podcast, bonus episodes of shows like Slow Burn and Dear Prudence—and you’ll be supporting the work we do here on What Next. Sign up now at slate.com/whatnextplus to help support our work. Learn more about your ad choices. Visit megaphone.fm/adchoices