 Billions of records are kept there. It's the largest genealogical collection in the world. And among all the reels of microfilm were copies purchased from the National Archives, including the Freedmen's Bureau records. We tried to speak to the Mormon Church about all this. And while officials didn't want to talk, they confirmed what Hollis told us. The church digitized more than a million Freedmen's Bureau records. And in 2015, they went online.