UFO Press Conference, Pentagon, 29 July 1952
The press conference was held in response to the UFO incidents that occurred over Washington, D.C. on two consecutive weekends in July 1952:
http://www.youtube.com/watch?v=tcRtkA1Rmvw
The UFO incidents occurred on 19-20 and 26-27 (p.m. into a.m.) July 1952.
Major General John A. Samford was the U.S. Air Force’s Intelligence Chief.
Wikipedia article: “1952 Washington D.C. UFO incident”:
http://en.wikipedia.org/wiki/1952_Washington_D.C._UFO_incident
Major General John A. Samford, U.S. Air Force