NASA TV UFOs:
Compilation of NASA UFO Footage and Interviews
with U.S. Astronauts regarding Space Anomalies

The video also contains a comment by French UFO researcher Dr. Jacques F. Vallee (at 4:17 minutes into the video):

http://www.youtube.com/watch?v=Z73vAuucMoI

Dr. Jacques F. Vallee,
French Astronomer, Venture Capitalist,
Computer Scientist, Author &
UFO Researcher