In the Bible-study class, Roof sat quietly for forty-five minutes. When the assembled bowed their heads in prayer, he stood, drew the Glock, and began to fire—pausing only to reload, then firing again. He loosed some seventy-five rounds. Tywanza Sanders, a young barber who had come with his mother, collapsed to the floor. As he lay dying, he asked, “Why are you doing this?”journey-inline-newsletterinline-newsletter