U.S. Government FOIA UFO Document:
“Phoenix Lights Incident in 1997” (The Black Vault)

John Greenewald, Jr. presents a Department of the Air Force letter (dated 1 May 1997) regarding the 13 March 1997 Phoenix, Arizona UFO case:

http://www.theblackvault.com/documents/ufos/ufophoenix.pdf

Aerial view of Phoenix, Arizona
(cache2.artprintimages.com photo)