India, Nov. 16 -- A new documentary airing in the United Kingdom this weekend claims to shed unprecedented light on Adolf Hitler's biology, presenting DNA analysis that researchers say points to a rare genetic condition capable of disrupting puberty and affecting sexual development. The program, Hitler's DNA: Blueprint of a Dictator, draws on genetic testing of blood believed to have belonged to the Nazi leader - a claim that has fascinated and unsettled historians, scientists and ethicists alike. The documentary hinges on a piece of frayed fabric removed shortly after his suicide in 1945. According to the film, the material was cut from a blood-soaked sofa by U.S. Army Col. Roswell P. Rosengren and later passed down through his family be...