sentences:  Norman Williams (RAAF officer)
  
  Norman Francis Williams, (3 November 1914 – 30 June 2007) served as an air gunner in Royal Australian Air Force (RAAF) bombers in the Second World War, becoming its most highly decorated non-commissioned officer.A rear gunner in a Halifax bomber, he was credited with shooting down 8 German aircraft and damaging several others, making him the RAAF's only "ace" who was not a fighter pilot.