Smithsonian: The Roswell Incident
From the Smithsonian National Air & Space Museum / YouTube page:
Dr. Roger Launius, senior curator in the Space History Division of the National Air and Space Museum, discusses the 1947 Roswell Incident — UFOs, the Cold War and Chicanery in the desert. This informal gallery talk was recorded on March 20, 2011 as part of the National Air and Space Museum’s “Ask an Expert” lecture series.