Rep. Liz Cheney accused House GOP leadership of enabling "white nationalism" and "white supremacy." Cheney's comments came after a gunman killed 10 people in a racially-motivated attack in Buffalo. Cheney's predecessor in House leadership, Rep. Elise Stefanik, is under scrutiny after the shooting. Rep. Liz Cheney accused House Republican leadership, of which she was once a member, of perpetuating "white nationalism, white supremacy, and anti-semitism" in her most blistering criticism yet of House GOP leaders."History has taught us that what begins with words ends in far worse," Cheney tweeted.