Stained glass fabricator Dieter Goldkuhle, who worked with his late father to install many of the stained glass windows at Washington National Cathedral, replaces an image of  the Confederate battle flag after Cathedral leaders decided in 2016 that the symbol of racial supremacy had no place inside the Cathedral. The longterm fate of the windows honoring Robert E. Lee and Stonewall Jackson remains under debate. Photo: Danielle E. Thomas/Washington National Cathedral