 Complete the following phrase:  Hitler, presiding over a rapidly disintegrating Third Reich, retreated to his Führerbunker in Berlin on 16 January 1945. As his long serving Luftwaffe adjutant, Below traveled with Hitler back to Berlin. Early on, Hitler continued to utilize the undamaged wing of the Reich Chancellery, where he held afternoon military conferences in his large study. However, that practice ended and all the military briefing conferences were moved down into the Führerbunker. By April, to the Nazi leadership, it was clear that the 