In 1931, Adolf Hitler’s 23-year-old niece, Geli Raubal, was found dead in the Führer's Munich apartment. Authorities ruled it a suicide. But the evidence didn’t settle easily—and neither did the silence that followed. Some journalists tried to make sense of the story but had trouble as the case files were quickly sealed. So they reported on emerging contradictions in the evidence and disagreements among witnesses. Within a few years, the people who tried to challenge Hitler’s version of events would pay a devastating price.