“Firearms are the number one killer of our kids in America. That’s a uniquely American problem.” Two children, aged 8 and 10, were killed Wednesday when a former student fired dozens of shots through the stained-glass church windows at Annunciation Catholic School in Minneapolis. Seventeen other people were injured. We speak to Kris Brown, president of the gun violence prevention organization Brady, about what she characterizes as the “solvable” issue of mass gun violence and how right-wing policymakers and their pro-gun policies are making “all of us far less safe.”